Document Type and Number:
Japanese Patent JPH0242198
Kind Code:
U
Application Number:
JP12155888U
Publication Date:
March 23, 1990
Filing Date:
September 19, 1988
Export Citation:
International Classes:
G08B26/00; G08B29/00; (IPC1-7): G08B29/00; G08B26/00
Domestic Patent References:
| JP61081393B | ||||
| JPS6223919A | 1987-01-31 |
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