Leland L. Liu

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Olm, LU

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Patents Grantslast 30 patents

Information Patent Grant
White opaque opp film for tamper evident package
- Patent number 4,931,327
- Issue date Jun 5, 1990
- Mobil Oil Corporation
- Leland L. Liu
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL