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Method for internal pipe protection
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Patent number 4,432,824
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Issue date Feb 21, 1984
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Raychem Corporation
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Paul M. Cook
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Apparatus for internal pipe protection
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Patent number 4,386,629
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Issue date Jun 7, 1983
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Raychem Corporation
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Paul M. Cook
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Self-sealing article and process
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Patent number 4,373,554
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Issue date Feb 15, 1983
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Raychem Corporation
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Paul M. Cook
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Apparatus for internal pipe protection
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Patent number 4,355,664
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Issue date Oct 26, 1982
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Raychem Corporation
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Paul M. Cook
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...