Patent
   D328604
Priority
Jun 20 1990
Filed
Jun 20 1990
Issued
Aug 11 1992
Expiry
Aug 11 2006
Assg.orig
Entity
unknown
6
7
n/a
The ornamental design for a grinding machine, as shown.

FIG. 1 is a front elevational view of a grinding machine showing my new design;

FIG. 2 is a rear elevational view thereof;

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;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a top perspective view thereof.

Chien, Mu-Yen

Patent Priority Assignee Title
D340729, Aug 21 1992 WMH TOOL GROUP, INC Grinder
D523717, Jul 09 2004 QINGDAO D&D ELECTRO MECHANCIAL TECHNOLOGIES CO , LTD Sharpener
D562855, Jun 19 2007 CHANG TYPE INDUSTRIAL COMPANY, LTD Drum sander
D601598, Sep 23 2008 Grindstone
D635162, Sep 18 2009 Nibbler Sales AB Abrading machine
ER3130,
Patent Priority Assignee Title
3256647,
4209950, Nov 13 1976 Grinding machine
4388780, Dec 31 1980 Wen Products, Inc. Electric powered wet stone
4768309, Jul 20 1987 MILLER, JOSEPH, L K-Land grinder
D251772, Feb 18 1977 Frederick T., Ernst Dual compartment fuel container for a chain saw or the like
D280202, Dec 22 1983 Spencer Wright Industries, Inc. Grinding machine
D285929, Feb 22 1984 Rong Kuang Machinery Co. Ltd. Light grinding machine
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