Mamaru Watanabe

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Patents Applicationslast 30 patents

Information Patent Application
Timepiece with calendar mechanism containing 1st date indicator and...
- Publication number 20050169109
- Publication date Aug 4, 2005
- Mamaru Watanabe
- G04 - HOROLOGY
Information Patent Application
Timepiece with calendar mechanism containing 2 date indicators
- Publication number 20050169108
- Publication date Aug 4, 2005
- Mamaru Watanabe
- G04 - HOROLOGY