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US 3,098,121 A
Filed
: 09/15/1958
Issued
: 07/16/1963
Est. Priority Date
: 09/15/1958
Status: Expired due to Term
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Current Assignee
William B. Wadsworth
Original Assignee
William B. Wadsworth
Inventors
Wadsworth, William B.
Application Number
US03/761,217
Time in Patent Office
1,765 Days
Field of Search
US Class Current
381/72
CPC Class Codes
A61F 11/145
electric, e.g. for active n...
H03G 3/32
the control being dependent...
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