Shigeru Narayama

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Patents Grantslast 30 patents

Information Patent Grant
Method for injection molding a large thickness flange at end of blo...
- Patent number 5,266,262
- Issue date Nov 30, 1993
- Mitoyo Resin Co. Ltd.
- Shigeru Narayama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL