Diamond sharpening hone

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Description

FIG. 1 is a pictorial view looking from above, of a diamond sharpening hone showing my new design;

FIG. 2 is a pictorial view of the design, looking from below;

FIG. 3 is a top view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a first end elevational view thereof; and

FIG. 7 is a second end elevational view thereof.

Referenced Cited
U.S. Patent Documents
D179542 January 1957 Lindblad
2133284 October 1938 Dootson
Other references
  • `Grit-Bit` Sintered Boron Carbide Dresser Brochure, dresser on page.
Patent History
Patent number: D248729
Type: Grant
Filed: Mar 7, 1977
Date of Patent: Aug 1, 1978
Inventor: Fred G. Gunzner (Colton, OR)
Primary Examiner: Alan P. Douglas
Attorney: Daniel P. Chernoff
Application Number: 5/775,251
Classifications
Current U.S. Class: D 8/91
International Classification: D0805;