Masanori Kawamura

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Chiba, JA

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Patents Grantslast 30 patents

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Gas detector using gas sensing elements exhibiting different respon...
- Patent number 3,961,248
- Issue date Jun 1, 1976
- Nohmi Bosai Kogyo Co. Ltd.
- Masanori Kawamura
- G01 - MEASURING TESTING