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Pneumatic drill jack
US 2,776,653 A
Filed
: 06/17/1954
Issued
: 01/08/1957
Est. Priority Date
: 06/17/1954
Status: Expired due to Term
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Current Assignee
Wayne H. Eaton
Original Assignee
Wayne H. Eaton
Inventors
Eaton, Wayne H.
Application Number
US03/437,531
Time in Patent Office
936 Days
Field of Search
US Class Current
254/30
CPC Class Codes
B25D 17/28
Supports; Devices for holdi...
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