Document Type and Number:
Japanese Patent JPS514418
Kind Code:
B1
Application Number:
JP9027169A
Publication Date:
February 12, 1976
Filing Date:
November 10, 1969
Export Citation:
International Classes:
G03B31/04; G03B31/06; (IPC1-7): G03B31/04
Domestic Patent References:
| JP28000382A |
Next Patent: DATA TRANSMISSION METHOD