FR1375014A - Installation d'intercommunication simplex à haut-parleurs - Google Patents

Installation d'intercommunication simplex à haut-parleurs

Info

Publication number
FR1375014A
FR1375014A FR932208A FR932208A FR1375014A FR 1375014 A FR1375014 A FR 1375014A FR 932208 A FR932208 A FR 932208A FR 932208 A FR932208 A FR 932208A FR 1375014 A FR1375014 A FR 1375014A
Authority
FR
France
Prior art keywords
loudspeaker
intercommunication system
simplex
simplex intercommunication
loudspeaker simplex
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
FR932208A
Other languages
English (en)
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.)
NEUMANN ELEKTRONIK GmbH
Original Assignee
NEUMANN ELEKTRONIK GmbH
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
Priority claimed from CH422663A external-priority patent/CH413915A/de
Application filed by NEUMANN ELEKTRONIK GmbH filed Critical NEUMANN ELEKTRONIK GmbH
Priority to FR932208A priority Critical patent/FR1375014A/fr
Application granted granted Critical
Publication of FR1375014A publication Critical patent/FR1375014A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR932208A 1963-04-03 1963-04-22 Installation d'intercommunication simplex à haut-parleurs Expired FR1375014A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR932208A FR1375014A (fr) 1963-04-03 1963-04-22 Installation d'intercommunication simplex à haut-parleurs

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH422663A CH413915A (de) 1963-04-03 1963-04-03 Wechsel-Lautsprechanlage
FR932208A FR1375014A (fr) 1963-04-03 1963-04-22 Installation d'intercommunication simplex à haut-parleurs

Publications (1)

Publication Number Publication Date
FR1375014A true FR1375014A (fr) 1964-10-16

Family

ID=25694961

Family Applications (1)

Application Number Title Priority Date Filing Date
FR932208A Expired FR1375014A (fr) 1963-04-03 1963-04-22 Installation d'intercommunication simplex à haut-parleurs

Country Status (1)

Country Link
FR (1) FR1375014A (fr)

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