Document Type and Number:
Japanese Patent JPS4968318
Kind Code:
U
Application Number:
JP11244772U
Publication Date:
June 14, 1974
Filing Date:
September 29, 1972
Export Citation:
International Classes:
H04L27/00; H04L25/02; (IPC1-7): H04L25/02
Domestic Patent References:
| JP41112447A |