Patent
   D333077
Priority
Dec 26 1990
Filed
Dec 26 1990
Issued
Feb 09 1993
Expiry
Feb 09 2007
Assg.orig
Entity
unknown
15
7
n/a
The ornamental design for portable rotary grinder, as shown and described.

FIG. 1 is a top, front and right-side perspective view of a portable rotary grinder showing my new design;

FIG. 2 is a front elevational view thereof; the rear elevational view being omitted since it is symmetric with respect to FIG. 2;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a right side elevational view thereof.

Mikiya, Toshio

Patent Priority Assignee Title
5669744, Jan 05 1996 Rotary chisel
8480453, Oct 14 2005 SP Air Kabushiki Kaisha Die grinder with rotatable head
D357848, Feb 10 1994 SHINANO PNEUMATIC INDUSTRIES, INC Angle head die grinder
D374159, Jan 17 1995 One World Technologies Limited Electric chisel
D379909, Apr 15 1996 SUNEX INTERNATIONAL, INC Air die cut-off tool
D435204, Nov 12 1999 S.P. Air Kabasiki Kaisha Square drive wrench
D439485, Feb 28 2000 S.P. Air Kabusiki Kaisha Square drive wrench having offset head
D439486, Feb 28 2000 S.P. Air Kabusiki Kaisha Square drive wrench having angled head
D440847, Feb 28 2000 S.P. Air Kabusiki Kaisha Square drive wrench having angled head
D440848, Feb 28 2000 S.P. Air Kabusiki Kaisha Square drive wrench having offset head
D464687, Nov 19 2001 Dynaflex International, Inc Battery-powered, start-up driving wheel for a gyroscopic exerciser device
D568131, Mar 06 2006 Professional Tool Products, LLC Housing for a rotary tool
D576460, Sep 08 2004 INGERSOLL-RAND INDUSTRIAL U S , INC Pneumatic tool
D649309, Jan 07 2011 Vacuum attachment nozzle for removal of concrete residue from anchor holes
D987834, Jan 19 2021 R2 TECHNOLOGIES, INC Handpiece of a cooling treatment system
Patent Priority Assignee Title
D269847, Sep 15 1980 Air grinder
D286548, Apr 03 1984 Pocket electric eraser
D310160, Aug 10 1987 Sears Brands, LLC Rotary tool
D310470, Mar 09 1987 Ryobi Ltd. Portable electric grinder
D320727, Oct 17 1988 Makita Electric Works, Ltd. Portable electric grinder
D323275, Apr 07 1989 HITACHI KOKI COMPANY, LTD Portable electric screw driver
D324699, Dec 19 1989 Skylite Industry Co., Ltd. Electric eraser
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 12 1990MIKIYA, TOSHIONITTO KOHKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST 0055550367 pdf
Dec 26 1990Nitto Kohki Co., Ltd.(assignment on the face of the patent)
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