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Calking gun
US 2,768,768 A
Filed
: 02/27/1953
Issued
: 10/30/1956
Est. Priority Date
: 02/27/1953
Status: Expired due to Term
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32
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32 Citations
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Current Assignee
Harold M. Gulick
,
Norman M. Cornell
,
Vern L. Boven
Original Assignee
Harold M. Gulick
,
Norman M. Cornell
,
Vern L. Boven
Inventors
Cornell, Norman M.
,
Gulick, Harold M.
,
Boven, Vern L.
Application Number
US03/339,404
Time in Patent Office
1,341 Days
Field of Search
US Class Current
222/80
CPC Class Codes
B05C 17/0123
Lever actuated
B05C 17/014
comprising means for preven...
G01F 11/026
of the gun type hand operat...
Y10T 74/1598
Driven ratchet-bar and powe...
Y10T 74/20636
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