Nobuhiro Hirata

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Ohtake, JA

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Patents Grantslast 30 patents

Information Patent Grant
Device for producing an obliquely oriented film of thermoplastic sy...
- Patent number 4,009,975
- Issue date Mar 1, 1977
- Mitsui Petrochemical Industries, Ltd.
- Tomokazu Ninomiya
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL