Noio Ohsawa

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Yokohama-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
MECHANICAL PENCIL
- Publication number 20110002728
- Publication date Jan 6, 2011
- Mitsubishi Pencil Co., Ltd.
- Hirotake Izawa
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
MECHANICAL PENCIL
- Publication number 20100166486
- Publication date Jul 1, 2010
- MITSUBISHI PENCIL CO.,LTD.
- Hirotake Izawa
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES