FR580023A - Device applicable to any receiving telephone set and allowing the recording of communications - Google Patents

Device applicable to any receiving telephone set and allowing the recording of communications

Info

Publication number
FR580023A
FR580023A FR580023DA FR580023A FR 580023 A FR580023 A FR 580023A FR 580023D A FR580023D A FR 580023DA FR 580023 A FR580023 A FR 580023A
Authority
FR
France
Prior art keywords
communications
recording
allowing
telephone set
device applicable
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
French (fr)
Inventor
Serge Meschkoff
Louis Sabatier
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 filed Critical
Application granted granted Critical
Publication of FR580023A publication Critical patent/FR580023A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR580023D 1924-04-10 1924-04-10 Device applicable to any receiving telephone set and allowing the recording of communications Expired FR580023A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR580023T 1924-04-10

Publications (1)

Publication Number Publication Date
FR580023A true FR580023A (en) 1924-10-28

Family

ID=8956516

Family Applications (1)

Application Number Title Priority Date Filing Date
FR580023D Expired FR580023A (en) 1924-04-10 1924-04-10 Device applicable to any receiving telephone set and allowing the recording of communications

Country Status (1)

Country Link
FR (1) FR580023A (en)

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