Patent
   D259855
Priority
May 26 1978
Filed
Aug 17 1978
Issued
Jul 14 1981
Expiry
Jul 14 1995
Assg.orig
Entity
unknown
7
3
n/a
The ornamental design for a drill chuck, substantially as shown and described.

FIG. 1 is a side elevation view of a drill chuck embodying my new design; a view from the opposite side would be substantially the same;

FIG. 2 is a rear elevation view thereof; and

FIG. 3 is a front elevation view thereof.

Derbyshire, George C.

Patent Priority Assignee Title
D582952, Apr 24 2008 KOMATSU INDUSTRIES CORPORATION Nozzle for plasma cutting machine
D837011, Mar 10 2017 YUKIWA SEIKO INC.; YUKIWA SEIKO, INC Drill chuck
D837012, Mar 10 2017 YUKIWA SEIKO INC.; YUKIWA SEIKO, INC Drill chuck
D837013, Mar 10 2017 YUKIWA SEIKO INC.; YUKIWA SEIKO, INC Drill chuck
D837014, Mar 10 2017 YUKIWA SEIKO INC.; YUKIWA SEIKO, INC Drill chuck
D878887, Mar 09 2018 Milwaukee Electric Tool Corporation Rotary power tool chuck
D944068, Mar 09 2018 Milwaukee Electric Tool Corporation Rotary power tool chuck
Patent Priority Assignee Title
1940405,
2075031,
76379,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 17 1978The Jacobs Manufacturing Co., Ltd.(assignment on the face of the patent)
Oct 19 1979DERBYSHIRE GEORGE CECILJACOBS MANUFACTURING COMPANY, LIMITED, THEASSIGNMENT OF ASSIGNORS INTEREST 0038150905 pdf
Dec 21 1988JACOBS MANUFACTURING COMPANYJacobs Chuck Technology CorporationASSIGNMENT OF ASSIGNORS INTEREST 0051730541 pdf
Dec 14 1993Jacobs Chuck Technology CorporationPOWER TOOLS HOLDERS INCORPORATEDCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0072650435 pdf
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