Yasuzo Uchida

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 4,909,411
- Issue date Mar 20, 1990
- Showa Denko Kabushiki Kaisha
- Yasuzo Uchida
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL