Patent
   D301830
Priority
Feb 12 1987
Filed
Feb 12 1987
Issued
Jun 27 1989
Expiry
Jun 27 2003
Assg.orig
Entity
unknown
40
3
n/a
The ornamental design for an electric grinder, as shown and described.

FIG. 1 is a perspective view of an electric grinder showing the top front and one side of our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an opposite 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;

FIG. 7 is a rear elevational view thereof.

Ogawa, Yasunori, Kobayashi, Juro

Patent Priority Assignee Title
D316659, Mar 15 1988 The Stanley Works Pneumatic cutter
D322016, Mar 23 1989 One World Technologies Limited Right angle sander/grinder
D326042, Aug 16 1989 Black & Decker Inc Orbital sander
D338754, Aug 13 1990 Wax dispensing buffer
D339275, May 01 1991 NITTO KOHKO CO , LTD ; JAPAN STORAGE BATTERY CO , LTD Portable electric sander
D347153, Nov 17 1992 Makita Corporation Portable electric grinder
D351772, Nov 06 1992 Black & Decker Inc. Angle grinder
D376968, Feb 28 1995 LG Industrial Systems Co., Ltd. Grinder
D378183, Sep 14 1994 Black & Decker Inc Small angle grinder
D408244, Mar 06 1998 Black & Decker Inc Angle grinder
D411089, Mar 27 1995 Black & Decker Inc. Right angle sander with vacuum attachment
D433906, Aug 24 1999 Choon Nang Electrical Appliance Mfy., Ltd. Electric grinder
D434296, Mar 11 1999 ONE WORLD TECHNOLOGIES, INC Portable electric grinder
D437199, Jul 06 1999 Black & Decker Inc Angle grinder
D449502, Feb 18 2000 SCRIMSHAW EQUITIES PTY LTD; Demain Technology Pty Ltd Rotary tool
D450989, Feb 24 2000 Robert Bosch GmbH Hand held electric grinder
D453098, Jul 14 2000 LIDL STIFTUNG & CO KG Angle grinder
D456685, Jun 30 2000 Black & Decker Inc Knurled collar guard
D468179, Jul 11 2001 Makita Corporation Portable electric grinder
D479452, Jul 08 2002 LG Industrial Systems Co., Ltd. Hand grinder
D479969, Nov 15 2001 Black & Decker Inc Angle grinder
D498653, Sep 10 2003 Chervon International Trading Co., Ltd. Angle grinder
D521833, Feb 25 2005 Makita Corporation Portable electric grinder
D528389, Jun 09 2005 Nanjing Chervon Industry Co., Ltd. Angle grinder
D528887, Jun 01 2005 Black & Decker, Inc Power tool
D531868, Jan 14 2005 Black & Decker Inc. Power tool
D544326, Aug 29 2006 NANJING CHERVON INDUSTRY CO , LTD Angle grinder
D553933, Oct 18 2006 Robert Bosch GmbH Safety guard for a hand tool
D564321, Apr 12 2006 Professional Tool Products, LLC Portion of a housing for a rotary tool
D592026, Mar 03 2008 Makita Corporation Portable electric grinder
D593826, Sep 12 2008 Robert Bosch GmbH Angle grinder
D605013, Aug 20 2008 Makita Corporation Portable electric grinder
D630075, Jun 25 2009 Black & Decker Inc Grinder
D634170, Sep 04 2009 Makita Corporation Portable electric grinder
D637055, Jul 21 2010 Robert Bosch GmbH Angle grinder
D637056, Jul 21 2010 Robert Bosch GmbH Angle grinder
D637057, Jul 21 2010 Robert Bosch GmbH Angle grinder
D830802, Sep 20 2016 Makita Corporation Portable electric grinder
D863013, Apr 20 2018 Makita Corporation Electric polisher
D925315, Aug 15 2019 VIS, LLC Cut off tool
Patent Priority Assignee Title
4735020, Mar 06 1986 METABOWERKE GMBH & CO , A CORP OF FED REP OF GERMANY Portable electric grinder
D255417, May 16 1977 Ryobi Ltd. Portable electric grinder
D295824, Nov 22 1984 One World Technologies Limited Portable electric grinder
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 05 1987OGAWA, YASUNORIHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST 0050300920 pdf
Feb 05 1987KOBAYASHI, JUROHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST 0050300920 pdf
Feb 12 1987Hitachi Koki Co., Ltd.(assignment on the face of the patent)
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