Shoji Nakamura

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Yasu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for improving the internal surface of seamless tube of multi...
- Patent number 5,296,170
- Issue date Mar 22, 1994
- Gunze Ltd.
- Noritsugu Sugimoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL