Cisterns for periodical discharge

Patents Grantslast 30 patents

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    Automatic flushing system

    • Patent number 4,631,760
    • Issue date Dec 30, 1986
    • Graham W. Leishman
    • E03 - WATER SUPPLY SEWERAGE
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    Auto-flush system

    • Patent number 4,575,880
    • Issue date Mar 18, 1986
    • Burgess; Robert
    • Robert H. Burgess
    • E03 - WATER SUPPLY SEWERAGE
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    3688791

    • Patent number 3,688,791
    • Issue date Sep 5, 1972
    • E03 - WATER SUPPLY SEWERAGE
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    3082433

    • Patent number 3,082,433
    • Issue date Mar 26, 1963
    • E03 - WATER SUPPLY SEWERAGE
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    2999509

    • Patent number 2,999,509
    • Issue date Sep 12, 1961
    • E03 - WATER SUPPLY SEWERAGE
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    2965122

    • Patent number 2,965,122
    • Issue date Dec 20, 1960
    • E03 - WATER SUPPLY SEWERAGE
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    2962727

    • Patent number 2,962,727
    • Issue date Dec 6, 1960
    • E03 - WATER SUPPLY SEWERAGE
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    2847022

    • Patent number 2,847,022
    • Issue date Aug 12, 1958
    • E03 - WATER SUPPLY SEWERAGE
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    2779027

    • Patent number 2,779,027
    • Issue date Jan 29, 1957
    • E03 - WATER SUPPLY SEWERAGE
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    2745109

    • Patent number 2,745,109
    • Issue date May 15, 1956
    • E03 - WATER SUPPLY SEWERAGE
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    2615174

    • Patent number 2,615,174
    • Issue date Oct 28, 1952
    • E03 - WATER SUPPLY SEWERAGE
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    2320132

    • Patent number 2,320,132
    • Issue date May 25, 1943
    • E03 - WATER SUPPLY SEWERAGE
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    2264258

    • Patent number 2,264,258
    • Issue date Nov 25, 1941
    • E03 - WATER SUPPLY SEWERAGE
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    2239570

    • Patent number 2,239,570
    • Issue date Apr 22, 1941
    • E03 - WATER SUPPLY SEWERAGE
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    2199068

    • Patent number 2,199,068
    • Issue date Apr 30, 1940
    • E03 - WATER SUPPLY SEWERAGE
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    2122909

    • Patent number 2,122,909
    • Issue date Jul 5, 1938
    • E03 - WATER SUPPLY SEWERAGE
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    2090551

    • Patent number 2,090,551
    • Issue date Aug 17, 1937
    • E03 - WATER SUPPLY SEWERAGE
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    2033064

    • Patent number 2,033,064
    • Issue date Mar 3, 1936
    • E03 - WATER SUPPLY SEWERAGE
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    2018169

    • Patent number 2,018,169
    • Issue date Oct 22, 1935
    • E03 - WATER SUPPLY SEWERAGE
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    2007453

    • Patent number 2,007,453
    • Issue date Jul 9, 1935
    • E03 - WATER SUPPLY SEWERAGE
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    1998478

    • Patent number 1,998,478
    • Issue date Apr 23, 1935
    • E03 - WATER SUPPLY SEWERAGE
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    1755218

    • Patent number 1,755,218
    • Issue date Apr 22, 1930
    • E03 - WATER SUPPLY SEWERAGE
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    1648766

    • Patent number 1,648,766
    • Issue date Nov 8, 1927
    • E03 - WATER SUPPLY SEWERAGE
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    1413484

    • Patent number 1,413,484
    • Issue date Apr 18, 1922
    • E03 - WATER SUPPLY SEWERAGE
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    1400022

    • Patent number 1,400,022
    • Issue date Dec 13, 1921
    • E03 - WATER SUPPLY SEWERAGE
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    1380086

    • Patent number 1,380,086
    • Issue date May 31, 1921
    • E03 - WATER SUPPLY SEWERAGE
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    1355988

    • Patent number 1,355,988
    • Issue date Oct 19, 1920
    • E03 - WATER SUPPLY SEWERAGE
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    1347318

    • Patent number 1,347,318
    • Issue date Jul 20, 1920
    • E03 - WATER SUPPLY SEWERAGE
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    1250023

    • Patent number 1,250,023
    • Issue date Dec 11, 1917
    • E03 - WATER SUPPLY SEWERAGE
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    1129898

    • Patent number 1,129,898
    • Issue date Mar 2, 1915
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents