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Vibration producing mechanism
US 2,353,492 A
Filed
: 01/16/1942
Issued
: 07/11/1944
Est. Priority Date
: 01/16/1942
Status: Expired due to Term
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Current Assignee
John C O'Connor
Original Assignee
John C O'Connor
Inventors
O'connor, John C.
Application Number
US02/427,039
Time in Patent Office
907 Days
Field of Search
US Class Current
366/112
CPC Class Codes
B06B 1/16
operating with systems invo...
Y10T 74/18344
Unbalanced weights
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