CH241539A - Dispositif auto-réponse pour poste téléphonique. - Google Patents

Dispositif auto-réponse pour poste téléphonique.

Info

Publication number
CH241539A
CH241539A CH241539DA CH241539A CH 241539 A CH241539 A CH 241539A CH 241539D A CH241539D A CH 241539DA CH 241539 A CH241539 A CH 241539A
Authority
CH
Switzerland
Prior art keywords
auto
station
sep
question
relay
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Schlaeppi William-Otto
Original Assignee
Schlaeppi William Otto
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 Schlaeppi William Otto filed Critical Schlaeppi William Otto
Publication of CH241539A publication Critical patent/CH241539A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • H04M1/647—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations using magnetic tape

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
CH241539D 1945-07-12 1945-07-12 Dispositif auto-réponse pour poste téléphonique. CH241539A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH241539T 1945-07-12

Publications (1)

Publication Number Publication Date
CH241539A true CH241539A (fr) 1946-03-15

Family

ID=4462421

Family Applications (1)

Application Number Title Priority Date Filing Date
CH241539D CH241539A (fr) 1945-07-12 1945-07-12 Dispositif auto-réponse pour poste téléphonique.

Country Status (2)

Country Link
CH (1) CH241539A (nl)
NL (1) NL128595C (nl)

Also Published As

Publication number Publication date
NL128595C (nl)

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