Assignee

UPONOR N V EMMAPLEIN

NL·1 granted patent·6 citations·filing 1987–1987

Technology mixB29C1 B29L1

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0132US4988466AMethod and an apparatus for the production of ribbed pipesUPONOR N V EMMAPLEIN·Filed 1987·Granted Jan 29, 1991·6 cites·5 claims

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