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Archives at The Museum of Flight


Box 15

 Container

Contains 10 Results:

Radio apparatus chassis (Case 74-1) -- patent application [RM files], 1939 December - 1942 October

 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: 1939 December - 1942 October

Airport localizer (Case 32-1) -- patent application [RM files], 1939 December - 1940 March

 File — Box: 15, Folder: 2
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 December - 1940 March

Quadrantal error correction system (Case 25-2) and quadrantal compensators (Case 25-1) -- patent applications [RM files], 1939-1943

 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: 1939-1943

Rotatable loop antenna (Case 8-2) -- patent application [RM files], 1939-1940

 File — Box: 15, Folder: 4
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: 1939-1940

"Class 177 - Electric signaling; Sub-class 351- Telemetric" -- patent list [RM files], 1939 September

 File — Box: 15, 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: 1939 September

"Kollsman twin indicator, tandem teletorque indicator, and direction indicator (31-4)" -- correspondence, diagrams, sketches, notes, and research materials [L-D-18/RM files], 1939-1941

 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: 1939-1941

"RCA patents for Lear patent markings, Book 1 and 2" -- patent copies [L-C2-M1], 1939-1944

 File — Box: 15, Folder: 10-11
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: Usage: 1939-1944

"Automatic radio direction indicator (Case 10-1/Can 18-1)" -- patent application [RM files], 1939-1943

 File — Box: 15, 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: 1939-1943

"Radio direction finding system (Case 17-2/18-1)" -- patent application [RM files], 1939-1943

 File — Box: 15, 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: 1939-1943

"Antennae reeling system (Case 50-1)" -- patent application [RM files], 1939-1943

 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: 1939-1943

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