Title:
Contact structure for a power circuit breaker
United States Patent 3402274

Inventors:
Fred, Bould
Publication Date:
09/17/1968
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Assignee:
SQUARE D CO
Primary Class:
218/21
International Classes:
H01H1/22; H01H9/38; H01H1/58; H01H71/24; H01H1/12; H01H9/30; H01H1/00; H01H71/12




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