Tatsuo Shiobara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 5,864,989
- Issue date Feb 2, 1999
- Kabushiki Kaisha Nihon Sekkei
- Masayoshi Funatsu
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS