JPS52127111A - Processing connecteing system of malicious call - Google Patents

Processing connecteing system of malicious call

Info

Publication number
JPS52127111A
JPS52127111A JP4372776A JP4372776A JPS52127111A JP S52127111 A JPS52127111 A JP S52127111A JP 4372776 A JP4372776 A JP 4372776A JP 4372776 A JP4372776 A JP 4372776A JP S52127111 A JPS52127111 A JP S52127111A
Authority
JP
Japan
Prior art keywords
connecteing
processing
malicious call
record
tape recorder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP4372776A
Other languages
English (en)
Japanese (ja)
Other versions
JPS576313B2 (OSRAM
Inventor
Hiroshige Usuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4372776A priority Critical patent/JPS52127111A/ja
Publication of JPS52127111A publication Critical patent/JPS52127111A/ja
Publication of JPS576313B2 publication Critical patent/JPS576313B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
JP4372776A 1976-04-19 1976-04-19 Processing connecteing system of malicious call Granted JPS52127111A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4372776A JPS52127111A (en) 1976-04-19 1976-04-19 Processing connecteing system of malicious call

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4372776A JPS52127111A (en) 1976-04-19 1976-04-19 Processing connecteing system of malicious call

Publications (2)

Publication Number Publication Date
JPS52127111A true JPS52127111A (en) 1977-10-25
JPS576313B2 JPS576313B2 (OSRAM) 1982-02-04

Family

ID=12671810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4372776A Granted JPS52127111A (en) 1976-04-19 1976-04-19 Processing connecteing system of malicious call

Country Status (1)

Country Link
JP (1) JPS52127111A (OSRAM)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4871511A (OSRAM) * 1971-12-27 1973-09-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4871511A (OSRAM) * 1971-12-27 1973-09-27

Also Published As

Publication number Publication date
JPS576313B2 (OSRAM) 1982-02-04

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