Box 28
     Container 
  
Contains 14 Results:
Direction finders -- patent copies and diagrams [L-I-2/RM files], 1926-1941
     File  — Multiple Containers
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      Usage: 1926-1941
    
  Kruesi radio compass (Fairchild Aerial Camera Corp.) -- brochure, patent copies, and diagram, 1932-1942, undated
     File  — Box: 28, Folder: 9
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      1932-1942, undated
    
  "Improvements in adjustable pliers (C. Erickson)" -- patent application [RM files], 1935-1937
     File  — Box: 28, Folder: 11
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      1935-1937
    
  "Dental appliance (J. Linde)" -- patent application amendment [RM files], 1935
     File  — Box: 28, Folder: 10
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      1935
    
  License agreement between United States Navy and Handley Page, Ltd. [RM files], 1927 September 19
     File  — Box: 28, Folder: 6
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      1927 September 19
    
  "L-50," "L-65 (telemetry)," and "L-Rec" -- patent copies and diagrams [RM files], 1923-1943, undated
     File  — Box: 28, Folder: 3
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      Usage: 1923-1943, undated
    
  "Absolute altimeter information (Western Electric Co.)" request -- correspondence and patent copies [L-Q-1], 1939 September
     File  — Box: 28, Folder: 15
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      1939 September
    
  "Internal winding recorders" -- diagrams and patent copies [L-SX-2], 1918-1942
     File  — Box: 28, Folder: 1
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      1918-1942
    
  "Pathfinder" -- patent copies [L-SX-5], 1937-1941
     File  — Box: 28, Folder: 12
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      1937-1941
    
  "Centrifugal speed regulators" -- patent copies [L-SX-7], 1928-1938
     File  — Box: 28, Folder: 7
  
      Scope and Contents: Series II. Lear Avia Inc.
        From the Series:
        Series II: Lear Avia Inc. is the second largest series of the collection. It documents the research, development, and manufacture of Lear Avia’s key World War II-era products, notably clutches, screw jacks, motors, and aircraft navigation and radio equipment and parts. In addition, there is documentation of other products which reflect the company’s post-war considerations for manufacture and production. These are not just limited to the field of aeronautics...
    
    
        Dates: 
      1928-1938