Box 2
Container
Contains 13 Results:
Letter to "Mr. Whanger," Lawrence Scudder & Co. from Richard Marsen. Discusses "general outline of patent situation at Lear Developments" [L-R-2], 1939 June 19
File — Box: 2, Folder: 10
Scope and Contents: Series I: Lear Developments
From the Series:
Series I: Lear Developments provides insight into one of WPL’s earliest companies, Lear Developments, whose main focus was aircraft radio development and production. The company was established in 1931 and continued through 1939, when it changed its name to Lear Avia Inc. The series includes materials from the lifespan of the company as well as collected items dating earlier and some items dated later due to the restructure.The series is broken down...
Dates:
1939 June 19
"Interference neutralization system (Yoder/LR-66)" -- diagram, sketch, and rights assignment [RM files], 1935
File — Box: 2, Folder: 1
Scope and Contents: Series I: Lear Developments
From the Series:
Series I: Lear Developments provides insight into one of WPL’s earliest companies, Lear Developments, whose main focus was aircraft radio development and production. The company was established in 1931 and continued through 1939, when it changed its name to Lear Avia Inc. The series includes materials from the lifespan of the company as well as collected items dating earlier and some items dated later due to the restructure.The series is broken down...
Dates:
1935
"Model L radio compass" -- patent application [L-2/RM files], 1937 May
File — Box: 2, Folder: 4
Scope and Contents: Series I: Lear Developments
From the Series:
Series I: Lear Developments provides insight into one of WPL’s earliest companies, Lear Developments, whose main focus was aircraft radio development and production. The company was established in 1931 and continued through 1939, when it changed its name to Lear Avia Inc. The series includes materials from the lifespan of the company as well as collected items dating earlier and some items dated later due to the restructure.The series is broken down...
Dates:
1937 May