DE3820112A1 - Tuerwechselsprechanlage - Google Patents

Tuerwechselsprechanlage

Info

Publication number
DE3820112A1
DE3820112A1 DE19883820112 DE3820112A DE3820112A1 DE 3820112 A1 DE3820112 A1 DE 3820112A1 DE 19883820112 DE19883820112 DE 19883820112 DE 3820112 A DE3820112 A DE 3820112A DE 3820112 A1 DE3820112 A1 DE 3820112A1
Authority
DE
Germany
Prior art keywords
message
intercom system
door intercom
station
gate station
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.)
Granted
Application number
DE19883820112
Other languages
German (de)
English (en)
Other versions
DE3820112C2 (enrdf_load_stackoverflow
Inventor
Marianne Schoenwaelder-Brandl
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.)
SCHOENWAELDER BRANDL MARIANNE
Original Assignee
SCHOENWAELDER BRANDL MARIANNE
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 SCHOENWAELDER BRANDL MARIANNE filed Critical SCHOENWAELDER BRANDL MARIANNE
Priority to DE19883820112 priority Critical patent/DE3820112A1/de
Publication of DE3820112A1 publication Critical patent/DE3820112A1/de
Application granted granted Critical
Publication of DE3820112C2 publication Critical patent/DE3820112C2/de
Granted 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
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/025—Door telephones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
DE19883820112 1988-06-13 1988-06-13 Tuerwechselsprechanlage Granted DE3820112A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19883820112 DE3820112A1 (de) 1988-06-13 1988-06-13 Tuerwechselsprechanlage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19883820112 DE3820112A1 (de) 1988-06-13 1988-06-13 Tuerwechselsprechanlage

Publications (2)

Publication Number Publication Date
DE3820112A1 true DE3820112A1 (de) 1989-12-21
DE3820112C2 DE3820112C2 (enrdf_load_stackoverflow) 1990-03-22

Family

ID=6356465

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883820112 Granted DE3820112A1 (de) 1988-06-13 1988-06-13 Tuerwechselsprechanlage

Country Status (1)

Country Link
DE (1) DE3820112A1 (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4302164A1 (de) * 1993-01-04 1994-07-07 Bay Ludwig Signalvorrichtung mit elektrischen Hauptadern zum Verbinden eines Signalgebers mit einem Auslöser
DE9312310U1 (de) * 1993-08-18 1993-11-18 Hübers, Kai, 46399 Bocholt Türsprecheinrichtung mit Beantworter
DE4400063A1 (de) * 1994-01-04 1995-07-06 Klaus Thomaier Tür-Gegensprechanlage
DE19511622A1 (de) 1995-03-30 1996-10-02 Michael Wolf Türrufbeantworter

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2633882B2 (de) * 1976-07-28 1979-02-08 Compur-Electronic Gmbh, 8000 Muenchen Gerät zur Telefonanrufbeantwortung
DE3400157A1 (de) * 1984-01-04 1985-07-11 Reiner G. 5400 Koblenz Szperkowski Automatische tuer-meldeanlage

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2633882B2 (de) * 1976-07-28 1979-02-08 Compur-Electronic Gmbh, 8000 Muenchen Gerät zur Telefonanrufbeantwortung
DE3400157A1 (de) * 1984-01-04 1985-07-11 Reiner G. 5400 Koblenz Szperkowski Automatische tuer-meldeanlage

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Hauptkatalog der Fa. Siedle 1/77 (Januar 1977), Kap.12 *

Also Published As

Publication number Publication date
DE3820112C2 (enrdf_load_stackoverflow) 1990-03-22

Similar Documents

Publication Publication Date Title
EP0538319B1 (de) Münzbetätigter musikautomat
DE4337726B4 (de) Musikabspieleinrichtung für ein Kraftfahrzeug
DE3590157C2 (enrdf_load_stackoverflow)
DE3726390C2 (de) Modulares Diktier-/Übertragungs-System
DE1945653A1 (de) Informations-Rueckgewinnungssystem
DE3842417A1 (de) Einrichtung zur information des fahrers eines kraftfahrzeuges
EP0012864A1 (de) Fernsprechapparat
DE3820112C2 (enrdf_load_stackoverflow)
DE3513390A1 (de) Demonstrationssystem zum demonstrieren der arbeitsweise einer telefonanlage
DE3535715C2 (enrdf_load_stackoverflow)
CH648710A5 (de) Telefonanrufbeantworter.
DE4302164A1 (de) Signalvorrichtung mit elektrischen Hauptadern zum Verbinden eines Signalgebers mit einem Auslöser
EP0542048A1 (de) Bett-Bediengerät mit zusätzlichen Funktionen
DE4217648A1 (de) Bett-Bediengerät mit zusätzlichen Funktionen
DE4400063A1 (de) Tür-Gegensprechanlage
DE9213688U1 (de) Erweiterte Gegensprechanlage
DE3304852A1 (de) Sprachaufzeichnungs- und wiedergabeeinrichtung
DE4321026A1 (de) Türsprechanlage
DE4029397C2 (de) Telefonanrufbeantworter mit unterschiedlichen Ansagetexten für jede Telefonleitung
DE3219381A1 (de) Verfahren zum protokollieren der in einer elektroakustischen diskussionsanlage uebertragenen sprechbeitraege
CH674591A5 (enrdf_load_stackoverflow)
DE9312310U1 (de) Türsprecheinrichtung mit Beantworter
DE29516921U1 (de) Türsprechvorrichtung/Türsprechanlage
EP0304569A2 (de) Kontroll-, Steuerungs- und Kommunikationssystem
DE3514881A1 (de) Dienstleistungsgeraet zum einfachen interaktiven zugriff auf videomaterial, computerbild und bildschirmtext zur waren- und leistungspraesentation

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8122 Nonbinding interest in granting licenses declared
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee