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FR1041239A - Enregistreur automatique de signaux électriques - Google Patents

Enregistreur automatique de signaux électriques

Info

Publication number
FR1041239A
FR1041239A FR1041239DA FR1041239A FR 1041239 A FR1041239 A FR 1041239A FR 1041239D A FR1041239D A FR 1041239DA FR 1041239 A FR1041239 A FR 1041239A
Authority
FR
France
Prior art keywords
electrical signal
signal recorder
automatic electrical
automatic
recorder
Prior art date
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
Other languages
English (en)
Inventor
Serge-Jean-Henri Thomas
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.)
TELETRANSMISSION AUTOMATIQUE
Original Assignee
TELETRANSMISSION AUTOMATIQUE
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 TELETRANSMISSION AUTOMATIQUE filed Critical TELETRANSMISSION AUTOMATIQUE
Application granted granted Critical
Publication of FR1041239A publication Critical patent/FR1041239A/fr
Expired legal-status Critical Current

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
    • H04M1/65—Recording arrangements for recording a message from the calling party
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems
    • H04M11/045—Telephonic 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR1041239D 1951-08-21 1951-08-21 Enregistreur automatique de signaux électriques Expired FR1041239A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1041239T 1951-08-21

Publications (1)

Publication Number Publication Date
FR1041239A true FR1041239A (fr) 1953-10-21

Family

ID=9589396

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1041239D Expired FR1041239A (fr) 1951-08-21 1951-08-21 Enregistreur automatique de signaux électriques

Country Status (1)

Country Link
FR (1) FR1041239A (fr)

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