Assignee

PROTENS INC

US·1 granted patent·10 citations·filing 2005–2005

Technology mixB29C1 B29L1 F16L1 Y10T1

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0186US7140859B2Apparatus for making a multi-walled tubular structurePROTENS INC·Filed 2005·Granted Nov 28, 2006·10 cites·13 claims

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