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发明名称
CIRCUIT ARRANGEMENT FOR SUPERVISING CENTRAL DIAL-SIGNAL RECEIVERS IN TELECOMMUNICATIONS AND MORE PARTICULARLY IN TELEPHONE SYSTEMS.
摘要
申请公布号
AU1952970(A)
申请公布日期
1972.03.09
申请号
AU19700019529
申请日期
1970.09.03
申请人
STANDARD TELEPHONES AND CABLES PTY. LIMITED
发明人
EUGEN GANITTA;LORENZ GASSER;HEINZ BUBBER
分类号
H04Q3/42;(IPC1-7):H04M
主分类号
H04Q3/42
代理机构
代理人
主权项
地址
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