with other retarding devices

Patents Grantslast 30 patents

  • Information Patent Grant

    Flush relief valve having improved vacuum breaker

    • Patent number 6,227,219
    • Issue date May 8, 2001
    • Wilton J. Pino
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Flush relief valve having floatable sleeve member

    • Patent number 6,189,554
    • Issue date Feb 20, 2001
    • Wilton J. Pino
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Apparatus to prevent rapid multiple flushing

    • Patent number 6,119,713
    • Issue date Sep 19, 2000
    • Wilton J. Pino
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Two stage flush control valve assembly

    • Patent number 6,041,809
    • Issue date Mar 28, 2000
    • American Standard Inc.
    • Dwight N. Johnson
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    On demand sensor flush valve

    • Patent number 5,062,453
    • Issue date Nov 5, 1991
    • Zurn Industries, Inc.
    • Robert E. Saadi
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2678800

    • Patent number 2,678,800
    • Issue date May 18, 1954
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2471662

    • Patent number 2,471,662
    • Issue date May 31, 1949
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1767561

    • Patent number 1,767,561
    • Issue date Jun 24, 1930
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1731571

    • Patent number 1,731,571
    • Issue date Oct 15, 1929
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1574602

    • Patent number 1,574,602
    • Issue date Feb 23, 1926
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1558342

    • Patent number 1,558,342
    • Issue date Oct 20, 1925
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1403762

    • Patent number 1,403,762
    • Issue date Jan 17, 1922
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents