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Tubular materials
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Patent number 5,910,346
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Issue date Jun 8, 1999
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BTG International Limited
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Ian MacMillan Ward
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Tubular materials
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Patent number 5,665,297
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Issue date Sep 9, 1997
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British Technolog Group Limited
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Ian MacMillan Ward
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Tubular materials
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Patent number 5,650,114
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Issue date Jul 22, 1997
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British Technology Group Limited
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Ian MacMillan Ward
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL