NL190903A - - Google Patents

Info

Publication number
NL190903A
NL190903A NL190903DA NL190903A NL 190903 A NL190903 A NL 190903A NL 190903D A NL190903D A NL 190903DA NL 190903 A NL190903 A NL 190903A
Authority
NL
Netherlands
Application number
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.)
Publication of NL190903A publication Critical patent/NL190903A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H04M3/10—Providing fault- or trouble-signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Alarm Systems (AREA)
NL190903D 1953-09-19 NL190903A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK776078X 1953-09-19

Publications (1)

Publication Number Publication Date
NL190903A true NL190903A (enrdf_load_html_response)

Family

ID=8152739

Family Applications (2)

Application Number Title Priority Date Filing Date
NL190903D NL190903A (enrdf_load_html_response) 1953-09-19
NL88907D NL88907C (enrdf_load_html_response) 1953-09-19

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL88907D NL88907C (enrdf_load_html_response) 1953-09-19

Country Status (5)

Country Link
BE (1) BE531937A (enrdf_load_html_response)
DE (1) DE1018931B (enrdf_load_html_response)
FR (1) FR1113111A (enrdf_load_html_response)
GB (1) GB776078A (enrdf_load_html_response)
NL (2) NL88907C (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1013706B (de) * 1956-01-14 1957-08-14 Telefonbau & Normalzeit Gmbh Schaltungsanordnung zur UEbertragung von Meldungen ueber besprochene Fernsprechanschlussleitungen
DE1090271B (de) * 1959-10-12 1960-10-06 Hagenuk Neufeldt Kuhnke Gmbh Selbsttaetige Einrichtung zur telefonischen UEbermittlung von Messwerten verschiedenartiger Messgroessen an Fernsprechteilnehmer
DE1233024B (de) * 1963-05-03 1967-01-26 Siemens Ag Einrichtung zur UEbertragung von Signalen ueber ein Fernsprechnetz
DE1265793B (de) * 1966-10-22 1968-04-11 August Woerl Alarmanlage zur selbsttaetigen UEbertragung einer Nachricht ueber eine Fernsprechleitung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE661785C (de) * 1927-07-20 1938-06-28 Siemens & Halske Akt Ges Schaltungsanordnung zur UEbertragung von regelmaessigen Fortschaltestromstoessen fuer Uhren und von Alarmmeldungen
DE655938C (de) * 1927-12-20 1938-01-31 Siemens & Halske Akt Ges Schaltungsanordnung fuer Nachrichtenuebertragung ueber Fernsprechleitungen
DE730913C (de) * 1941-04-30 1943-01-28 Siemens Ag Meldeanlage fuer die UEbermittlung von Meldungen verschiedener Bedeutung und fuer die Herstellung von Fernsprechverbindungen ueber Schleifenleitungen
DE805287C (de) * 1950-04-02 1951-05-15 Telefonbau & Normalzeit Gmbh Schaltungsanordnung zur UEbertragung von Meldungen ueber besprochene Fernsprechleitungen

Also Published As

Publication number Publication date
GB776078A (en) 1957-06-05
DE1018931B (de) 1957-11-07
BE531937A (enrdf_load_html_response)
FR1113111A (fr) 1956-03-23
NL88907C (enrdf_load_html_response)

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