Kosaburo Saji

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Nagahama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Translucent glass brick made of opal glass with light diffusible cr...
- Patent number 4,887,404
- Issue date Dec 19, 1989
- Nippon Electric Glass Company, Limited
- Kosaburo Saji
- C03 - GLASS MINERAL OR SLAG WOOL