Shuichi Kobayashi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tear production measuring sheet and package therefor
- Patent number 5,046,507
- Issue date Sep 10, 1991
- Showa Yakuhin Kako Co., Ltd.
- Makoto Nagase
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE