Tatsuhiko Ienaga

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Single sliding sash
- Patent number 5,189,837
- Issue date Mar 2, 1993
- Fujisash Co.
- Tatsuhiko Ienaga
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES