Masao Shizawa

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Hiratsuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for injection-molding foamed article
- Patent number 4,507,255
- Issue date Mar 26, 1985
- Orion Kasei Kabushiki Kaisha
- Masao Shizawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL