August 11, 1992
June 20, 1990
Lucas; Susan J.
Tung; M. H.
Attorney Or Agent:
Bacon & Thomas
Field Of Search:
U.S Patent Documents:
Foreign Patent Documents:
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.
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