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US 2,995,697 A
Filed
: 02/18/1957
Issued
: 08/08/1961
Est. Priority Date
: 02/18/1957
Status: Expired due to Term
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Current Assignee
Thomas J. Grenier
Original Assignee
Thomas J. Grenier
Inventors
Grenier, Thomas J.
Application Number
US03/640,934
Time in Patent Office
1,632 Days
Field of Search
US Class Current
323/303
CPC Class Codes
H02M 1/15
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