Title:
Service head
United States Patent 1890050


Inventors:
Fullman, James M. G.
Application Number:
US37659929A
Publication Date:
12/06/1932
Filing Date:
07/08/1929
Assignee:
NAT ELECTRIC PROD CORP
Primary Class:
Other Classes:
52/220.1, 174/81, 220/3.94
International Classes:
H02G3/18
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