Assignee

LEE CHI S

TW·1 granted patent·9 citations·filing 1993–1993

Technology mixB26F1 B29D1 B29K1 Y10T1

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1 record

0129US5356497AMethod for forming a sheet material permeable to gas and not permeable to waterLEE CHI S·Filed 1993·Granted Oct 18, 1994·9 cites·5 claims

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