Atsuro Hirata

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sharpness emphasizing method and machine used in a picture reproduc...
- Patent number 4,335,407
- Issue date Jun 15, 1982
- Dainippon Screen Seizo Kabushiki Kaisha
- Hitomi Atoji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE