Title:
【考案の名称】キーボード用メンブレンシート
Document Type and Number:
Japanese Patent JPH04135129
Kind Code:
U
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Inventors:
Nishimura Takashi
Totsuka Zenzo
Totsuka Zenzo
Application Number:
JP5231491U
Publication Date:
December 16, 1992
Filing Date:
June 10, 1991
Export Citation:
International Classes:
H01H13/712; H01H13/70; (IPC1-7): H01H13/70
Domestic Patent References:
| JPS5971226A | 1984-04-21 | |||
| JPS6298590A | 1987-05-08 |