Patent
   D341533
Priority
Oct 30 1991
Filed
Apr 02 1992
Issued
Nov 23 1993
Expiry
Nov 23 2007
Assg.orig
Entity
unknown
14
6
n/a
The ornamental design for a portable electric hammer drill, as shown.

FIG. 1 is a top, rear and left side perspective view of a portable electric hammer drill showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

Sakamoto, Masakazu, Karafuji, Nobuhiko

Patent Priority Assignee Title
D350681, Feb 05 1993 Isaberg AB Staple gun
D431766, Aug 13 1999 Black & Decker Inc Drill
D442452, Aug 13 1999 Black & Decker Inc Rotary hammer
D466780, Mar 16 2000 Black & Decker Inc Hammer drill
D474092, Feb 14 2002 Black & Decker Inc. Compact hammer
D477206, Feb 18 2002 Hitachi Koki Co., Ltd. Portable electric hammer
D503327, Mar 27 2003 Newfrey LLC Blind rivet setting tool
D524626, Feb 10 2005 Black & Decker Inc Hammer
D527601, Feb 10 2005 Black & Decker Inc Hammer
D540642, Feb 10 2005 Black & Decker Inc Hammer
D569207, Dec 02 2005 Maeda Metal industries, Ltd. Bolt and nut tightening device
D595101, Feb 14 2008 AEG Electric Tools GmbH Hammer drill
ER1403,
ER9976,
Patent Priority Assignee Title
D301967, Feb 11 1986 Ryobi Ltd. Power concrete hammer
D320918, Jan 27 1989 Matsushita Electric Works, Ltd. Portable electric hammer drill
D328556, Nov 24 1989 Makita Electric Works, Ltd. Portable electric drill
JP420927,
JP562326,
JP56559,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 12 1992KARAFUJI, NOBUHIKORyobi LTDASSIGNMENT OF ASSIGNORS INTEREST 0060790499 pdf
Mar 12 1992SAKAMOTO, MASAKAZURyobi LTDASSIGNMENT OF ASSIGNORS INTEREST 0060790499 pdf
Apr 02 1992Ryobi Ltd.(assignment on the face of the patent)
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