DE29722563U1 - Selbsttätige Leitungsanschaltung - Google Patents

Selbsttätige Leitungsanschaltung

Info

Publication number
DE29722563U1
DE29722563U1 DE29722563U DE29722563U DE29722563U1 DE 29722563 U1 DE29722563 U1 DE 29722563U1 DE 29722563 U DE29722563 U DE 29722563U DE 29722563 U DE29722563 U DE 29722563U DE 29722563 U1 DE29722563 U1 DE 29722563U1
Authority
DE
Germany
Prior art keywords
line connection
automatic line
automatic
connection
line
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
DE29722563U
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.)
M & D Verwaltungs und Beteilig
Original Assignee
M & D Verwaltungs und Beteilig
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 M & D Verwaltungs und Beteilig filed Critical M & D Verwaltungs und Beteilig
Priority to DE29722563U priority Critical patent/DE29722563U1/de
Publication of DE29722563U1 publication Critical patent/DE29722563U1/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
    • H04M1/82—Line monitoring circuits for call progress or status discrimination

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
DE29722563U 1997-12-20 1997-12-20 Selbsttätige Leitungsanschaltung Expired - Lifetime DE29722563U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29722563U DE29722563U1 (de) 1997-12-20 1997-12-20 Selbsttätige Leitungsanschaltung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29722563U DE29722563U1 (de) 1997-12-20 1997-12-20 Selbsttätige Leitungsanschaltung

Publications (1)

Publication Number Publication Date
DE29722563U1 true DE29722563U1 (de) 1998-04-16

Family

ID=8050282

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29722563U Expired - Lifetime DE29722563U1 (de) 1997-12-20 1997-12-20 Selbsttätige Leitungsanschaltung

Country Status (1)

Country Link
DE (1) DE29722563U1 (de)

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19980528

R156 Lapse of ip right after 3 years

Effective date: 20011002