Circuit breaking device
United States Patent 2679561
US Patent References:
/RE18630.html
- - RE18630

Circuit-breaker
- - 1395327

Electric switch
- - 1753650

Circuit interrupter contact pressure increasing device
- - 2590523


Inventors:
Harry, Thompson
Publication Date:
05/25/1954
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Assignee:
Telemecanique, Electrique
Primary Class:
335/194
Other Classes:
335/195
International Classes:
H01H1/54; H01H1/22; H01H1/00; H01H1/12