Resistance trimmer knob
United States Patent 3032734

Inventors:
Zunker, Harold D.
John, Hoch
Publication Date:
05/01/1962
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Assignee:
GLOBE UNION INC
Primary Class:
338/163
Other Classes:
29/622, 29/610.100
International Classes:
H01C10/32; H01C10/00
Foreign References:
GB796931A