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United States Patent
September 3, 1985
The ornamental design for a sharpening apparatus, substantially as shown
Graves; Louis N. (Anoka, MN) Assignee:
Louis N. Graves Company, Inc.
May 2, 1983
Current U.S. Class: D8/91 ; D8/93
Field of Search:
D8/62,63,90-94 51/8BS,25WG,214 76/82,82.2,84,86,88 30/138
U.S. Patent Documents Primary Examiner:
Lucas; Susan J.
Heflin; Clare E.
Attorney, Agent or Firm: Burd, Bartz & Gutenkauf
FIG. 1 is a rear perspective view of the sharpening apparatus showing my
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof.
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