Title:
Resistance unit
United States Patent 1858483


Inventors:
Conrad, Nicholas J.
Application Number:
US25050728A
Publication Date:
05/17/1932
Filing Date:
01/30/1928
Assignee:
SCHWEITZER & CONRAD INC
Primary Class:
Other Classes:
338/237, 338/270, 338/278, 338/316
International Classes:
H01C1/02
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