Patent
   D488978
Priority
Nov 13 2002
Filed
Nov 13 2002
Issued
Apr 27 2004
Expiry
Apr 27 2018
Assg.orig
Entity
unknown
31
13
n/a
The ornamental design for a hammer drill, as shown and described.

FIG. 1 is a right side perspective view of the hammer drill of the present invention.

FIG. 2 is a right side elevational view of the hammer drill shown thereof;

FIG. 3 is a left side elevational view of the hammer drill shown thereof;

FIG. 4 is a front end view of the hammer drill shown thereof;

FIG. 5 is a rear end view of the hammer drill shown thereof;

FIG. 6 is a top view of the hammer drill shown thereof; and,

FIG. 7 is a bottom view of the hammer drill shown thereof.

Cheung, Benson Chun Kit

Patent Priority Assignee Title
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D502374, Apr 07 2003 Robert Bosch GmbH Hammer drill
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D502376, Sep 29 2003 POSITEC POWER TOOLS SUZHOU CO , LIMITED Impact drill
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D830805, Jun 14 2017 Black & Decker Inc Hammer drill non-quick change chuck
D947635, Dec 26 2019 ZHEJIANG PRULDE ELECTRIC APPLIANCE CO , LTD Hammer drill
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ER1403,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 11 2002CHEUNG, BENSON CHUN KITOne World Technologies, LimitedCORRECTED ASSIGNMENT TO CORRECT THE ASSIGNEE S NAME, PREVIOUSLY RECORDED AT REEL 013504 FRAME 0534 0139690759 pdf
Nov 11 2002CHEUNG, BENSON CHUN KITOLD WORLD TECHNOLOGIES, LIMITEDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0135040534 pdf
Nov 13 2002One World Technologies(assignment on the face of the patent)
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