Onoda Alc Co., Ltd.

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Nagoya, JP

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Information Patent Grant
Hot forming mold and method of manufacturing the same
- Patent number 5,171,458
- Issue date Dec 15, 1992
- Onoda Cement Co., Ltd.
- Koichi Tsukiyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

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