Shinichi Kawasaki

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Kyotanabe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for joining polyolefin pipes and treatment for the joining
- Patent number 6,436,224
- Issue date Aug 20, 2002
- Osaka Gas Company Limited
- Hiroyuki Nishimura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL