TREA

Front face of a key plug

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Information

  • Patent Grant
  • D328022
  • Patent Number
    D328,022
  • Date Filed
    Friday, March 29, 1991
    34 years ago
  • Date Issued
    Tuesday, July 21, 1992
    33 years ago
  • US Classifications
    Field of Search
    • US
    • D08 330-331
    • 070 344
    • 070 347-348
    • 070 356-357
    • 070 360-361
    • 070 365-369
    • 070 371-372
    • 070 406-407
    • 070 419
    • 070 490-496
    • 070 DIG 15
    • 070 DIG 62
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a front face of a key plug, as shown and described.
US Referenced Citations (7)
Number Name Date Kind
1961586 Heyer Jun 1934
2202329 Braune May 1940
2807158 Best Sep 1957
4114411 Schlage Sep 1978
4275577 Castaldo Jun 1981
4723427 Oliver Feb 1988
4899563 Martin Feb 1990
Foreign Referenced Citations (1)
Number Date Country
884937 Dec 1961 GBX
Non-Patent Literature Citations (1)
Entry
Sargent "Cylinders & Components" Catalogue (1980) p. 8 Cylinder Barrel.