CH341197A - Lautsprechende Zweiweg-Telephon-Einrichtung - Google Patents

Lautsprechende Zweiweg-Telephon-Einrichtung

Info

Publication number
CH341197A
CH341197A CH341197DA CH341197A CH 341197 A CH341197 A CH 341197A CH 341197D A CH341197D A CH 341197DA CH 341197 A CH341197 A CH 341197A
Authority
CH
Switzerland
Prior art keywords
telephone equipment
way loudspeaker
loudspeaker telephone
way
equipment
Prior art date
Application number
Other languages
English (en)
Inventor
Flury Karl
Original Assignee
Creator 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 Creator Ag filed Critical Creator Ag
Publication of CH341197A publication Critical patent/CH341197A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
CH341197D 1956-11-09 1956-11-09 Lautsprechende Zweiweg-Telephon-Einrichtung CH341197A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH341197T 1956-11-09
CH332348T 1956-11-09

Publications (1)

Publication Number Publication Date
CH341197A true CH341197A (de) 1959-09-30

Family

ID=25736647

Family Applications (2)

Application Number Title Priority Date Filing Date
CH332348D CH332348A (de) 1956-11-09 1953-09-07 Lautsprechende Zweiweg-Telephon-Einrichtung
CH341197D CH341197A (de) 1956-11-09 1956-11-09 Lautsprechende Zweiweg-Telephon-Einrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH332348D CH332348A (de) 1956-11-09 1953-09-07 Lautsprechende Zweiweg-Telephon-Einrichtung

Country Status (1)

Country Link
CH (2) CH332348A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1152443B (de) * 1959-09-28 1963-08-08 Siemens Ag Schaltungsanordnung fuer Lautfernsprechanlagen mit Rueckkopplungssperre
DE2938948A1 (de) * 1979-09-26 1981-04-16 Dasy Inter S.A., Genf Duplexverstaerker mit amplitudengesteuerter duplexsperre

Also Published As

Publication number Publication date
CH332348A (de) 1958-08-31

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