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US 2,821,403 A
Filed
: 09/11/1953
Issued
: 01/28/1958
Est. Priority Date
: 09/11/1953
Status: Expired due to Term
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Current Assignee
John Bevan Bernard
Original Assignee
John Bevan Bernard
Inventors
JOHN BEVAN BERNARD
Application Number
US03/379,601
Time in Patent Office
1,600 Days
Field of Search
US Class Current
279/14
CPC Class Codes
B25G 1/105
for screwdrivers, wrenches ...
Y10T 279/17008
Multiple alternative
Y10T 279/17888
Tang offset within socket
Y10T 279/17957
Friction grip
Y10T 403/7047
Radially interposed shim or...
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