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Hideaki Akamatsu
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Susono, JA
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last 30 patents
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Patent Grant
Internal combustion engine with a plurality of exhaust valves
Patent number
3,938,482
Issue date
Feb 17, 1976
Toyota Jidosha Kogyo Kabushiki Kaisha
Hideaki Akamatsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS