DE29516921U1 - Türsprechvorrichtung/Türsprechanlage - Google Patents

Türsprechvorrichtung/Türsprechanlage

Info

Publication number
DE29516921U1
DE29516921U1 DE29516921U DE29516921U DE29516921U1 DE 29516921 U1 DE29516921 U1 DE 29516921U1 DE 29516921 U DE29516921 U DE 29516921U DE 29516921 U DE29516921 U DE 29516921U DE 29516921 U1 DE29516921 U1 DE 29516921U1
Authority
DE
Germany
Prior art keywords
door intercom
intercom
door
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 - Lifetime
Application number
DE29516921U
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.)
FUCHS INGO 79346 ENDINGEN DE
Original Assignee
FUCHS INGO 79346 ENDINGEN DE
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 FUCHS INGO 79346 ENDINGEN DE filed Critical FUCHS INGO 79346 ENDINGEN DE
Priority to DE29516921U priority Critical patent/DE29516921U1/de
Publication of DE29516921U1 publication Critical patent/DE29516921U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0291—Door telephones
    • 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
    • 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)
DE29516921U 1995-10-26 1995-10-26 Türsprechvorrichtung/Türsprechanlage Expired - Lifetime DE29516921U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29516921U DE29516921U1 (de) 1995-10-26 1995-10-26 Türsprechvorrichtung/Türsprechanlage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29516921U DE29516921U1 (de) 1995-10-26 1995-10-26 Türsprechvorrichtung/Türsprechanlage

Publications (1)

Publication Number Publication Date
DE29516921U1 true DE29516921U1 (de) 1995-12-21

Family

ID=8014594

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29516921U Expired - Lifetime DE29516921U1 (de) 1995-10-26 1995-10-26 Türsprechvorrichtung/Türsprechanlage

Country Status (1)

Country Link
DE (1) DE29516921U1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19628764A1 (de) * 1996-07-17 1998-01-22 Deutsche Telephonwerk Kabel Türgegensprechanlage
DE19800615A1 (de) * 1998-01-12 1999-07-22 Schmid Johannes Steuerungseinrichtung in einer Sprechanlage

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19628764A1 (de) * 1996-07-17 1998-01-22 Deutsche Telephonwerk Kabel Türgegensprechanlage
DE19800615A1 (de) * 1998-01-12 1999-07-22 Schmid Johannes Steuerungseinrichtung in einer Sprechanlage

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Legal Events

Date Code Title Description
R086 Non-binding declaration of licensing interest
R207 Utility model specification

Effective date: 19960208

R156 Lapse of ip right after 3 years

Effective date: 19990803