TREA

Knife sharpener

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Information

  • Patent Grant
  • D328410
  • Patent Number
    D328,410
  • Date Filed
    Wednesday, April 12, 1989
    36 years ago
  • Date Issued
    Tuesday, August 4, 1992
    32 years ago
  • US Classifications
    Field of Search
    • US
    • D08 63
    • D08 93
    • 051 158
    • 051 204
    • 051 211 R
    • 051 211 H
    • 051 221 BS
    • 051 92 BS
    • 051 285
    • 051 205 WG
    • 076 82
    • 076 821
    • 076 822
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a knife sharpener, as shown and described.
US Referenced Citations (7)
Number Name Date Kind
D202799 Fano et al. Nov 1965
D284736 Kawai et al. Jul 1986
D303209 Friel Sep 1989
D310620 Friel Sep 1990
4672777 Dunkin Jun 1987
5005319 Friel Apr 1991
5018310 Fierus et al. May 1991