Knife sharpener
Friel September 18, 1
U.S. patent number D310,620 [Application Number 07/150,924] was granted by the patent office on 1990-09-18 for knife sharpener. Invention is credited to Daniel D. Friel.
| United States Patent | D310,620 |
| Friel | September 18, 1990 |
Knife sharpener
Claims
The ornamental design for the knife sharpener, as shown and described.
| Inventors: | Friel; Daniel D. (Greenville, DE) |
|---|---|
| Appl. No.: | 07/150,924 |
| Filed: | February 1, 1988 |
| Current U.S. Class: | D8/93 |
| Field of Search: | ;D8/63,90-93 ;51/8BS,84BS,98BS,19BS,211H,214,26R,25WG ;29/78,79,80 ;76/82,85,83 |
References Cited [Referenced By]
U.S. Patent Documents
| D198859 | August 1964 | Madl |
| D202799 | November 1965 | De Fano et al. |
| D280286 | August 1985 | Van Asten |
| D303209 | September 1989 | Friel |
| 4807399 | February 1989 | Friel |
Assistant Examiner: Heflin; Clare E.
Attorney, Agent or Firm: Connolly & Hutz
Description
FIG. 1 is a side elevational view of a knife sharpener showing my new design, the opposite side being a mirror image except that it does not include an on/off switch;
FIG. 2 is a top plan view thereof;
FIG. 3 is an end elevational view thereof, the opposite end being a mirror image;
FIG. 4 is a bottom plan view thereof.
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