Tooru Maeda

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Hiroshima, JA

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Patents Grantslast 30 patents

Information Patent Grant
Rotary piston engines
- Patent number 4,030,454
- Issue date Jun 21, 1977
- Toyo Kogyo Co., Ltd.
- Kenichi Yamamoto
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS