Hisao Naoi

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Tochigi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fuel injection device with oil seal
- Patent number 6,138,643
- Issue date Oct 31, 2000
- Komatsu Ltd.
- Tetsuro Oguchi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS