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JPS5283007A - Calling detection system - Google Patents

Calling detection system

Info

Publication number
JPS5283007A
JPS5283007A JP15902575A JP15902575A JPS5283007A JP S5283007 A JPS5283007 A JP S5283007A JP 15902575 A JP15902575 A JP 15902575A JP 15902575 A JP15902575 A JP 15902575A JP S5283007 A JPS5283007 A JP S5283007A
Authority
JP
Japan
Prior art keywords
detection system
calling detection
calling
selction
exchanger
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
JP15902575A
Other languages
Japanese (ja)
Inventor
Masahide Kubo
Yasunori Ogawa
Masanori Kawaguchi
Shinichi Suzuki
Hidekazu Ogawa
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.)
Fujitsu Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
Nippon Telegraph and Telephone Corp
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 Fujitsu Ltd, Nippon Telegraph and Telephone Corp filed Critical Fujitsu Ltd
Priority to JP15902575A priority Critical patent/JPS5283007A/en
Publication of JPS5283007A publication Critical patent/JPS5283007A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)

Abstract

PURPOSE:To establish an economical system not giving excessive load to the exchanger, by enabling the selction of three kinds of calling with one touch operation.
JP15902575A 1975-12-29 1975-12-29 Calling detection system Pending JPS5283007A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15902575A JPS5283007A (en) 1975-12-29 1975-12-29 Calling detection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15902575A JPS5283007A (en) 1975-12-29 1975-12-29 Calling detection system

Publications (1)

Publication Number Publication Date
JPS5283007A true JPS5283007A (en) 1977-07-11

Family

ID=15684598

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15902575A Pending JPS5283007A (en) 1975-12-29 1975-12-29 Calling detection system

Country Status (1)

Country Link
JP (1) JPS5283007A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11286918B2 (en) 2016-08-31 2022-03-29 Eoflow Co., Ltd. Electroosmotic pump

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499106A (en) * 1972-05-11 1974-01-26

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499106A (en) * 1972-05-11 1974-01-26

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11286918B2 (en) 2016-08-31 2022-03-29 Eoflow Co., Ltd. Electroosmotic pump
US11725640B2 (en) 2016-08-31 2023-08-15 Eoflow Co., Ltd. Electroosmotic pump

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