Document Type and Number:
Japanese Patent JPS5417606
Kind Code:
B2
Application Number:
JP4668275A
Publication Date:
July 02, 1979
Filing Date:
April 17, 1975
Export Citation:
International Classes:
G06K19/06; G06K7/10
Previous Patent: TELEPHONE ADAPTER
Next Patent: AUTOMATIC EXCHANGE SERVICE CHANNEL GROUP CONNECTION LIMITING DEVICE
Next Patent: AUTOMATIC EXCHANGE SERVICE CHANNEL GROUP CONNECTION LIMITING DEVICE