FR2143632B1 - - Google Patents

Info

Publication number
FR2143632B1
FR2143632B1 FR7147835A FR7147835A FR2143632B1 FR 2143632 B1 FR2143632 B1 FR 2143632B1 FR 7147835 A FR7147835 A FR 7147835A FR 7147835 A FR7147835 A FR 7147835A FR 2143632 B1 FR2143632 B1 FR 2143632B1
Authority
FR
France
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
FR7147835A
Other languages
French (fr)
Other versions
FR2143632A1 (enExample
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.)
Siemens Corp
Original Assignee
Siemens 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
Priority claimed from DE19712132617 external-priority patent/DE2132617C3/de
Application filed by Siemens Corp filed Critical Siemens Corp
Publication of FR2143632A1 publication Critical patent/FR2143632A1/fr
Application granted granted Critical
Publication of FR2143632B1 publication Critical patent/FR2143632B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR7147835A 1971-06-30 1971-12-31 Expired FR2143632B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712132617 DE2132617C3 (de) 1971-06-30 Schaltungsanordnung zur Abfrage von Gleichstrom- oder niederfrequenten Wechselstromsignalen

Publications (2)

Publication Number Publication Date
FR2143632A1 FR2143632A1 (enExample) 1973-02-09
FR2143632B1 true FR2143632B1 (enExample) 1977-01-28

Family

ID=5812294

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7147835A Expired FR2143632B1 (enExample) 1971-06-30 1971-12-31

Country Status (3)

Country Link
AT (1) AT322412B (enExample)
FR (1) FR2143632B1 (enExample)
IT (1) IT956793B (enExample)

Also Published As

Publication number Publication date
DE2132617B2 (de) 1977-01-13
FR2143632A1 (enExample) 1973-02-09
DE2132617A1 (de) 1973-01-18
IT956793B (it) 1973-10-10
AT322412B (de) 1975-05-26

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Legal Events

Date Code Title Description
ST Notification of lapse