Document Type and Number:
Japanese Patent JPS5242690
Kind Code:
U
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Application Number:
JP12930975U
Publication Date:
March 26, 1977
Filing Date:
September 19, 1975
Export Citation:
International Classes:
G06C1/00; F21V9/08; (IPC1-7): G06C1/00
Domestic Patent References:
| JPS4213135Y1 | 1967-07-26 | |||
| JPS3620702Y1 |