Document Type and Number:
Japanese Patent JPS50128495
Kind Code:
A
Application Number:
JP3527174A
Publication Date:
October 09, 1975
Filing Date:
March 28, 1974
Export Citation:
International Classes:
G08B5/00; G08G1/127; G09F9/00; G09G3/00; (IPC1-7): G09F9/00
Domestic Patent References:
| JPS4924699A | 1974-03-05 |