Takeaki Nawazima

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Toyonaka, JA

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Patents Grantslast 30 patents

Information Patent Grant
Reinforced air-pervious polytetrafluorothylene sheet
- Patent number 3,960,651
- Issue date Jun 1, 1976
- Daikin Kogyo Co., Ltd.
- Yutaka Kometani
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE