Nobumasa Tatara

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Honjyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Forming hollow plastic product partially different in composition a...
- Patent number 5,156,796
- Issue date Oct 20, 1992
- Excell Corporation
- Tatsuya Nakagawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL