Box 18
Container
Contains 23 Results:
Correspondence between WPL, Richard Marsen, and Dick Mock. Discusses "patent situation" around the "Limitorque" [L-T-16 (see L-D-51)], 1941 April - August
File — Box: 18, 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:
1941 April - August
"Automatic gun control system (A.E. Labser)" -- correspondence and memo [L-UX-6], 1941 March
File — Box: 18, 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:
1941 March
"Radio altimeter invention under consideration (Laronge and Kane)" -- correspondence and patent copies [L-UX-8], 1941 March
File — Box: 18, Folder: 13
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:
1941 March
"Position indicator (Elm and Wight)" -- correspondence [L-U-9], 1941 May
File — Box: 18, Folder: 16
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:
1941 May
"Learadio" (Can 1-1) trademark -- application, registration, and photocopies [RM files], 1941 February - April, 1998
File — Box: 18, Folder: 8
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:
1941 February - April, 1998
"Hoover motor" -- correspondence, sketch, and shipping manifest [L-D-13/RM files], 1941 February - 1942 February
File — Box: 18, 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:
1941 February - 1942 February
"Radio automatic guidance system (Case 31-3) and loop antenna system (Can 8-1)" -- patent application and Lear-Matic manual [RM files], 1940-1943
File — Box: 18, 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:
1940-1943
"Radio direction finding system (Case 20-1)" -- patent application [RM files], 1940-1943
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:
1940-1943
Trademark inquiry for "Gyromag," "Learmag," and "Telegyro" -- correspondence and notes [RM files], 1941 March
File — Box: 18, 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:
1941 March
"Memo regarding proposed amendment to Slade patent (serial number 321,830)" [RM files], 1941 July 29
File — Box: 18, Folder: 18
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:
1941 July 29