United States Patent 2675435
Inventors:
Framhein, Herbert J.
Publication Date:
04/13/1954
Assignee:
YALE & TOWNE MFG CO
Other Classes:
200/18, 200/538, 74/110, 200/5C
International Classes:
H01H21/26; H01H21/00
US Patent References:
| 2391881 | Crane controlling system | | | |
| 2579172 | Propeller pitch reversing control switch | | | |