Tomochiyo Mitsusawa

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Gunma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Colored flame solid fuel and method
- Patent number 4,997,457
- Issue date Mar 5, 1991
- Yugen Kaisha Gunma Kakoh Seizosho
- Tomochiyo Mitsusawa
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...