DE2039197C3 - - Google Patents

Info

Publication number
DE2039197C3
DE2039197C3 DE19702039197 DE2039197A DE2039197C3 DE 2039197 C3 DE2039197 C3 DE 2039197C3 DE 19702039197 DE19702039197 DE 19702039197 DE 2039197 A DE2039197 A DE 2039197A DE 2039197 C3 DE2039197 C3 DE 2039197C3
Authority
DE
Germany
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.)
Expired
Application number
DE19702039197
Other languages
German (de)
Other versions
DE2039197B2 (de
DE2039197A1 (de
Inventor
Heinz 8000 Muenchen Fiolka
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE19702039197 priority Critical patent/DE2039197B2/de
Publication of DE2039197A1 publication Critical patent/DE2039197A1/de
Publication of DE2039197B2 publication Critical patent/DE2039197B2/de
Application granted granted Critical
Publication of DE2039197C3 publication Critical patent/DE2039197C3/de
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
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
DE19702039197 1970-08-06 1970-08-06 Anordnung für eine Konferenzeinrichtung in Fernsprechnebenstellenanlagen Granted DE2039197B2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19702039197 DE2039197B2 (de) 1970-08-06 1970-08-06 Anordnung für eine Konferenzeinrichtung in Fernsprechnebenstellenanlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702039197 DE2039197B2 (de) 1970-08-06 1970-08-06 Anordnung für eine Konferenzeinrichtung in Fernsprechnebenstellenanlagen

Publications (3)

Publication Number Publication Date
DE2039197A1 DE2039197A1 (de) 1972-02-17
DE2039197B2 DE2039197B2 (de) 1974-03-21
DE2039197C3 true DE2039197C3 (enExample) 1974-10-10

Family

ID=5779068

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702039197 Granted DE2039197B2 (de) 1970-08-06 1970-08-06 Anordnung für eine Konferenzeinrichtung in Fernsprechnebenstellenanlagen

Country Status (1)

Country Link
DE (1) DE2039197B2 (enExample)

Also Published As

Publication number Publication date
DE2039197B2 (de) 1974-03-21
DE2039197A1 (de) 1972-02-17

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee