|
US3235151A
|
|
Epicyclic film transport
|
|
US3230847A
|
|
Automatic exposure control systems for cameras
|
|
US3143046A
|
|
Camera exposure control
|
|
US3186003A
|
|
Variable shutter mechanism
|
|
US3002099A
|
|
Light intensity controller
|
|
US2935661A
|
|
Control systems for power devices
|
|
US2835135A
|
|
Motion transmitting devices
|
|
US2956492A
|
|
Photoelectrically controlled devices
|
|
US2715707A
|
|
Automatic motor control for varying propeller pitch
|
|
US2683514A
|
|
Synchronous control device
|
|
US2669310A
|
|
Automatic constant speed governor for engines driving variable pitch propellers
|
