Chiaki Tsukamoto

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Otsu, JA

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Patents Grantslast 30 patents

Information Patent Grant
Block copolymer of polyamide and polyether, and its preparation and...
- Patent number 3,946,089
- Issue date Mar 23, 1976
- Toyo Boseki Kabushiki Kaisha
- Kaoru Furukawa
- B32 - LAYERED PRODUCTS