TREA

Water relief valve for a drainage system

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Information

  • Patent Grant
  • D363769
  • Patent Number
    D363,769
  • Date Filed
    Friday, December 17, 1993
    31 years ago
  • Date Issued
    Tuesday, October 31, 1995
    29 years ago
  • US Classifications
    Field of Search
    • US
    • D23 260
    • D23 261
    • D23 262
    • 137 356
    • 137 357
    • 137 53327
    • 137 53329
    • 137 53331
    • 239 201
    • 239 208
    • 239 453
    • 239 454
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a water relief valve for a drainage system, as shown and described.
US Referenced Citations (3)
Number Name Date Kind
2751250 Block Jun 1956
4161186 Sitarr Jul 1979
5209257 Baker, Jr. May 1993