Box 5
Contains 90 Results:
Alexander King - Propeller drive for coaxial oppositely rotating propellers
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
Le Roy Kramer - propeller
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
Fred Kucera et a; Variable pitch propeller
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
George B. Karelitz - Governor (two)
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
Chandley W. Lambert - Automatically variable pitch propeller (five)
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
Glen T. Lampton et al - Controllable pitch propeller; automatic controllable pitch propeller
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
R. P. Lansing et al - Variable pitch propeller
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
G. Lanzius - Aeroplane propeller
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
Henry leitner - Metal air propeller and the like; Screw propeller; Production of metal airscrews or propellers
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
Robert Leparmentier - Propeller blade (three)
This collection consists of Hoover's personal papers, materials covering his various patents on airplane propeller parts, and the legal issues generated over those patents. In addition, there are materials related to his work as a farmer, and the owner of a transmission and pulley company.
