Hokuto Electronics Co., Ltd.

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Asahikawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cathode-ray tube including a white phosphor screen
- Patent number 4,804,882
- Issue date Feb 14, 1989
- Kabushiki Kaisha Toshiba
- Takeshi Takahara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...