United States Patent 2712575
Inventors:
Kiel, Kenneth M.
Publication Date:
07/05/1955
Assignee:
Kiel, Kenneth M.
Other Classes:
337/409, 337/414, 200/61.080
International Classes:
H01H39/00
US Patent References:
| 2235917 | Air brake | | | |
| 2330690 | Cartridge fuse and switchgear incorporating the fuse | | | |
| 2559024 | Electrical disconnector | | | |