FR1541402A - Telephony system - Google Patents

Telephony system

Info

Publication number
FR1541402A
FR1541402A FR124978A FR124978A FR1541402A FR 1541402 A FR1541402 A FR 1541402A FR 124978 A FR124978 A FR 124978A FR 124978 A FR124978 A FR 124978A FR 1541402 A FR1541402 A FR 1541402A
Authority
FR
France
Prior art keywords
telephony system
telephony
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
FR124978A
Other languages
French (fr)
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.)
General Alarm Corp
Original Assignee
General Alarm Corp
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 General Alarm Corp filed Critical General Alarm Corp
Priority to FR124978A priority Critical patent/FR1541402A/en
Application granted granted Critical
Publication of FR1541402A publication Critical patent/FR1541402A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
FR124978A 1967-10-18 1967-10-18 Telephony system Expired FR1541402A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR124978A FR1541402A (en) 1967-10-18 1967-10-18 Telephony system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR124978A FR1541402A (en) 1967-10-18 1967-10-18 Telephony system

Publications (1)

Publication Number Publication Date
FR1541402A true FR1541402A (en) 1968-10-04

Family

ID=8640309

Family Applications (1)

Application Number Title Priority Date Filing Date
FR124978A Expired FR1541402A (en) 1967-10-18 1967-10-18 Telephony system

Country Status (1)

Country Link
FR (1) FR1541402A (en)

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