Harumichi Yoshiyama

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Two-cycle engine
- Patent number 4,532,896
- Issue date Aug 6, 1985
- NGK Spark Plug Co., Ltd.
- Kichio Nakahara
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS