BE572146A - - Google Patents

Info

Publication number
BE572146A
BE572146A BE572146DA BE572146A BE 572146 A BE572146 A BE 572146A BE 572146D A BE572146D A BE 572146DA BE 572146 A BE572146 A BE 572146A
Authority
BE
Belgium
Application number
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.)
Publication of BE572146A publication Critical patent/BE572146A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/64Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • H04M1/65Recording arrangements for recording a message from the calling party

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
BE572146D 1957-10-18 BE572146A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA573460 1957-10-18

Publications (1)

Publication Number Publication Date
BE572146A true BE572146A (ko)

Family

ID=25560418

Family Applications (1)

Application Number Title Priority Date Filing Date
BE572146D BE572146A (ko) 1957-10-18

Country Status (6)

Country Link
AU (1) AU241233B1 (ko)
BE (1) BE572146A (ko)
CH (1) CH373782A (ko)
DE (1) DE1140605B (ko)
FR (1) FR1245563A (ko)
GB (1) GB868770A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1190049B (de) * 1963-08-19 1965-04-01 Sennheiser Electronic Anrufbeantworter
US4715060A (en) * 1985-07-15 1987-12-22 Lipscher Bernard N Door message apparatus with telephone answering device
US9503568B1 (en) * 2016-06-30 2016-11-22 Captioncall, Llc Detecting dial tone on a telephone line

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856621C (de) * 1939-02-12 1952-11-24 Schallband Syndikat A G Vorrichtung zur selbsttaetigen Aufnahme von Telefongespraechen
AT177813B (de) * 1950-09-23 1954-03-10 Promundo Treuunternehmen Schaa Telephonograph mit Antwortgeber

Also Published As

Publication number Publication date
CH373782A (de) 1963-12-15
GB868770A (en) 1961-05-25
FR1245563A (fr) 1960-11-10
AU241233B1 (en) 1960-01-14
DE1140605B (de) 1962-12-06

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