Takashi Atsumi

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Kawachinaganoshi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photosensitive drums
- Patent number 4,866,479
- Issue date Sep 12, 1989
- Showa Aluminum Kabushiki Kaisha
- Ichizo Tsukuda
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...