Yoko Ishimaru

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Decorative article
- Patent number 5,643,679
- Issue date Jul 1, 1997
- Kabushiki Kaisha Toshiba
- Yoko Ishimaru
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...