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Sanitary yard hydrant
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Patent number 5,701,925
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Issue date Dec 30, 1997
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WCM Industries, Inc.
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Shaun T. Mulligan
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E03 - WATER SUPPLY SEWERAGE
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Sanitary yard hydrant
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Patent number 5,246,028
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Issue date Sep 21, 1993
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WCM Industries, Inc.
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Robert J. Vandepas
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E03 - WATER SUPPLY SEWERAGE
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Freeze valve apparatus
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Patent number 5,033,500
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Issue date Jul 23, 1991
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Herbert W. Hoeptner
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E03 - WATER SUPPLY SEWERAGE
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Freeze valve apparatus
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Patent number 4,854,339
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Issue date Aug 8, 1989
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Herbert W. Hoeptner
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E03 - WATER SUPPLY SEWERAGE
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Freezeproof valve assembly
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Patent number 4,520,836
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Issue date Jun 4, 1985
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Physical Systems, Inc.
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Charles G. Hutter
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E03 - WATER SUPPLY SEWERAGE
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Ejector purge hydrant
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Patent number 4,112,966
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Issue date Sep 12, 1978
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Mark Controls Corporation
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Donald E. Carlson
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E03 - WATER SUPPLY SEWERAGE
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Sanitary yard hydrant
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Patent number 4,109,671
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Issue date Aug 29, 1978
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Industrial Value Analysis Inc.
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James L. Hughes
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E03 - WATER SUPPLY SEWERAGE
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3885585
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Patent number 3,885,585
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Issue date May 27, 1975
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E03 - WATER SUPPLY SEWERAGE
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3017896
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Patent number 3,017,896
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Issue date Jan 23, 1962
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E03 - WATER SUPPLY SEWERAGE
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2895504
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Patent number 2,895,504
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Issue date Jul 21, 1959
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2672085
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Patent number 2,672,085
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Issue date Mar 16, 1954
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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2665710
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Patent number 2,665,710
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Issue date Jan 12, 1954
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E03 - WATER SUPPLY SEWERAGE
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2664096
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Patent number 2,664,096
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Issue date Dec 29, 1953
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E03 - WATER SUPPLY SEWERAGE
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2635621
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Patent number 2,635,621
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Issue date Apr 21, 1953
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E03 - WATER SUPPLY SEWERAGE
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2605781
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Patent number 2,605,781
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Issue date Aug 5, 1952
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E03 - WATER SUPPLY SEWERAGE
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2598708
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Patent number 2,598,708
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Issue date Jun 3, 1952
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E03 - WATER SUPPLY SEWERAGE
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2598968
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Patent number 2,598,968
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Issue date Jun 3, 1952
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E03 - WATER SUPPLY SEWERAGE
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2598488
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Patent number 2,598,488
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Issue date May 27, 1952
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E03 - WATER SUPPLY SEWERAGE
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2578143
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Patent number 2,578,143
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Issue date Dec 11, 1951
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E03 - WATER SUPPLY SEWERAGE
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2552729
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Patent number 2,552,729
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Issue date May 15, 1951
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E03 - WATER SUPPLY SEWERAGE
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2545911
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Patent number 2,545,911
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Issue date Mar 20, 1951
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E03 - WATER SUPPLY SEWERAGE
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2482283
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Patent number 2,482,283
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Issue date Sep 20, 1949
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E03 - WATER SUPPLY SEWERAGE
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2481909
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Patent number 2,481,909
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Issue date Sep 13, 1949
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E03 - WATER SUPPLY SEWERAGE
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1669668
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Patent number 1,669,668
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Issue date May 15, 1928
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E03 - WATER SUPPLY SEWERAGE
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1272639
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Patent number 1,272,639
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Issue date Jul 16, 1918
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E03 - WATER SUPPLY SEWERAGE