BE424390A - - Google Patents

Info

Publication number
BE424390A
BE424390A BE424390DA BE424390A BE 424390 A BE424390 A BE 424390A BE 424390D A BE424390D A BE 424390DA BE 424390 A BE424390 A BE 424390A
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 BE424390A publication Critical patent/BE424390A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M11/00Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems
    • H04M11/045Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems using recorded signals, e.g. speech
    • 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
    • H04M1/658Means for redirecting recorded messages to other extensions or equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Toys (AREA)
  • Telephone Set Structure (AREA)
BE424390D 1936-11-04 BE424390A (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB201139X 1936-11-04
GB190837X 1937-08-19

Publications (1)

Publication Number Publication Date
BE424390A true BE424390A (en:Method)

Family

ID=26253826

Family Applications (1)

Application Number Title Priority Date Filing Date
BE424390D BE424390A (en:Method) 1936-11-04

Country Status (5)

Country Link
US (1) US2161525A (en:Method)
BE (1) BE424390A (en:Method)
CH (1) CH201139A (en:Method)
GB (1) GB484308A (en:Method)
NL (1) NL61751C (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB589160A (en) * 1945-03-15 1947-06-12 Alfred Samuel Horace Picking Improvements in or relating to automatic alarm systems
FR956829A (en:Method) * 1946-09-03 1950-02-08
GB682276A (en) * 1950-06-07 1952-11-05 Samuel Dunseith Mckellen Improvements in or relating to automatic alarm devices
US2769032A (en) * 1951-03-12 1956-10-30 Strother John Telephone alarm
US2661394A (en) * 1951-08-16 1953-12-01 Carsten J Munch Burglary and fire alarm
US2883460A (en) * 1953-07-14 1959-04-21 Anatol N Andrews Automatic transmission alarm

Also Published As

Publication number Publication date
NL61751C (en:Method)
CH201139A (de) 1938-11-15
GB484308A (en) 1938-05-04
US2161525A (en) 1939-06-06

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