Hiroaki Sahara

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reversible window with a movable rotary shaft
- Patent number 4,571,885
- Issue date Feb 25, 1986
- Sumitomo Wall Systems, Ltd.
- Noboru Uemura
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES