in cisterns with tube siphons

Patents Grantslast 30 patents

  • Information Patent Grant

    Minor water leak prevention apparatus for water inlet valve

    • Patent number 10,041,240
    • Issue date Aug 7, 2018
    • LAB (XIAMEN) SANITARY FITTINGS INC
    • Yongmao Liu
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Device for controlling the filling of a cistern

    • Patent number 9,890,525
    • Issue date Feb 13, 2018
    • Etablissements Dubourgel Grange
    • Hubert Magar
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2783475

    • Patent number 2,783,475
    • Issue date Mar 5, 1957
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2700163

    • Patent number 2,700,163
    • Issue date Jan 25, 1955
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2640995

    • Patent number 2,640,995
    • Issue date Jun 9, 1953
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2632180

    • Patent number 2,632,180
    • Issue date Mar 24, 1953
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2491130

    • Patent number 2,491,130
    • Issue date Dec 13, 1949
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2386608

    • Patent number 2,386,608
    • Issue date Oct 9, 1945
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2230285

    • Patent number 2,230,285
    • Issue date Feb 4, 1941
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2017263

    • Patent number 2,017,263
    • Issue date Oct 15, 1935
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1792588

    • Patent number 1,792,588
    • Issue date Feb 17, 1931
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1604759

    • Patent number 1,604,759
    • Issue date Oct 26, 1926
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1519188

    • Patent number 1,519,188
    • Issue date Dec 16, 1924
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1475582

    • Patent number 1,475,582
    • Issue date Nov 27, 1923
    • E03 - WATER SUPPLY SEWERAGE