JPS51114002A - Automatic call unit - Google Patents

Automatic call unit

Info

Publication number
JPS51114002A
JPS51114002A JP3888275A JP3888275A JPS51114002A JP S51114002 A JPS51114002 A JP S51114002A JP 3888275 A JP3888275 A JP 3888275A JP 3888275 A JP3888275 A JP 3888275A JP S51114002 A JPS51114002 A JP S51114002A
Authority
JP
Japan
Prior art keywords
automatic call
call unit
calls
comppietion
toher
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.)
Pending
Application number
JP3888275A
Other languages
Japanese (ja)
Inventor
Shigeo Tsukamoto
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.)
Taiko Electric Works Ltd
Original Assignee
Taiko Electric Works 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 Taiko Electric Works Ltd filed Critical Taiko Electric Works Ltd
Priority to JP3888275A priority Critical patent/JPS51114002A/en
Publication of JPS51114002A publication Critical patent/JPS51114002A/en
Pending 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
    • H04M3/46—Arrangements for calling a number of substations in a predetermined sequence until an answer is obtained

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Alarm Systems (AREA)

Abstract

PURPOSE:To provide repeated calls to the called party who fails to replay, upon comppietion of calls to toher parties.
JP3888275A 1975-03-31 1975-03-31 Automatic call unit Pending JPS51114002A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3888275A JPS51114002A (en) 1975-03-31 1975-03-31 Automatic call unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3888275A JPS51114002A (en) 1975-03-31 1975-03-31 Automatic call unit

Publications (1)

Publication Number Publication Date
JPS51114002A true JPS51114002A (en) 1976-10-07

Family

ID=12537570

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3888275A Pending JPS51114002A (en) 1975-03-31 1975-03-31 Automatic call unit

Country Status (1)

Country Link
JP (1) JPS51114002A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57169894A (en) * 1981-04-13 1982-10-19 Fuji Electric Co Ltd Abnormality notifying system
JPS58178498A (en) * 1982-04-14 1983-10-19 株式会社　長谷川工務店 Security control for residence

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4929795A (en) * 1972-07-18 1974-03-16
JPS4969295A (en) * 1972-11-08 1974-07-04

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4929795A (en) * 1972-07-18 1974-03-16
JPS4969295A (en) * 1972-11-08 1974-07-04

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57169894A (en) * 1981-04-13 1982-10-19 Fuji Electric Co Ltd Abnormality notifying system
JPS58178498A (en) * 1982-04-14 1983-10-19 株式会社　長谷川工務店 Security control for residence

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