Box 29
Container
Contains 19 Results:
"A Method of Propagating Quasi-Optical Hertzian Waves Beyond the Optical Horizon" by Carl Wiley -- report and January 1939 AWA Tech Review (Vol.4, No. 1) serial with notation [L-D-12A], 1940 October 17
File — Box: 29, 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:
1940 October 17
Wladimir J. Polydoroff "rotatable loop" -- correspondence, patent, photographs, and Polydoroff/Stewart-Warner Corp. license agreement, 1939-1944
File — Box: 29, Folder: 5
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:
1939-1944
"Directional antenna systems (W. Polydoroff)" -- patent copy [L-U-11], 1941 March
File — Box: 29, 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:
1941 March
Shock mounts and "Lord patent search (patent research files L-81)" -- patent copies and correspondence, 1941 October - 1942 April
File — Box: 29, Folder: 14
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 October - 1942 April
"Patents refused by WPL" [to license or manufacture] -- patent copies, articles, correspondence, notes, and diagrams [L-U-1/RM files], 1939-1945
File — Box: 29, 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:
1939-1945
RCA Research Labs "super-lighthouse system of radio beacons" [omnidirectional radio range system] -- patent copies, articles and correspondence, 1940 July - August
File — Box: 29, 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:
1940 July - August
Henderson Brothers "Metaplast" [process for electroplating on plastics] -- patents, booklet, and correspondence, 1941 May
File — Box: 29, 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 May
Electroplating information request sent to Kolleman Instrument Co. -- correspondence, 1941 December - 1942 January
File — Box: 29, 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 December - 1942 January
"Frequency dividing circuit (C.B. Fisher/F-5) and frequency compression (C.B. Fisher/F-12)" -- correspondence, notes, patent copies, sketch and patent proposal [RM files], 1942 June - July
File — Box: 29, Folder: 19
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:
1942 June - July
"Noise–free reception (C.B. Fisher/F-4)" -- correspondence, diagram, report, and patent copies [RM files], 1942 June-July
File — Box: 29, 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:
1942 June-July