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Method of forming a container
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Patent number 9,498,917
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Issue date Nov 22, 2016
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3 Boys Limited
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Henry William Slack
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method of lining a pipe
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Patent number 9,371,950
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Issue date Jun 21, 2016
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INA Acquisition Corp.
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Mark Hairston
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Thermoplastic pipe nipple
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Patent number 5,443,098
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Issue date Aug 22, 1995
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Rasmussen GmbH
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Janos Kertesz
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Reinforced flanges on plastic pipe
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Patent number 5,171,041
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Issue date Dec 15, 1992
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Dowell Schlumberger Incorporated
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James S. McMillan
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method for flaring pipe liners
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Patent number 5,105,524
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Issue date Apr 21, 1992
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Du Pont Canada Inc.
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James R. Darling
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Apparatus for flaring pipe liners
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Patent number 4,968,241
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Issue date Nov 6, 1990
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Du Pont Canada Inc.
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James R. Darling
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method of producing lined Hume pipe
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Patent number 4,864,711
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Issue date Sep 12, 1989
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Mitsubishi Plastics Industries Limited
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Sueo Yokota
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Pipe joints
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Patent number 4,281,859
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Issue date Aug 4, 1981
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Le Carbone (Great Britain) Limited
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Pamela M. Davies
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Pipe joints
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Patent number 4,127,287
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Issue date Nov 28, 1978
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Le Carbone (Great Britain) Limited
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Pamela M. Davies
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method of manufacturing tubular elements
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Patent number 4,009,066
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Issue date Feb 22, 1977
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Benteler Werke AG
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Wilhelm Lachenmayer
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3606659
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Patent number 3,606,659
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Issue date Sep 21, 1971
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL