Keiichi Maruta

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Tokyo, JA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for forming a uniform liquid film on a roller
- Patent number 4,011,353
- Issue date Mar 8, 1977
- Kabushiki Kaisha Ricoh
- Toyoo Okamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY