NL7700448A - Alarmeringsstelsel. - Google Patents

Alarmeringsstelsel.

Info

Publication number
NL7700448A
NL7700448A NL7700448A NL7700448A NL7700448A NL 7700448 A NL7700448 A NL 7700448A NL 7700448 A NL7700448 A NL 7700448A NL 7700448 A NL7700448 A NL 7700448A NL 7700448 A NL7700448 A NL 7700448A
Authority
NL
Netherlands
Prior art keywords
alarm system
alarm
Prior art date
Application number
NL7700448A
Other languages
English (en)
Original Assignee
Oak Holland Bv
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 Oak Holland Bv filed Critical Oak Holland Bv
Priority to NL7700448A priority Critical patent/NL7700448A/nl
Priority to DE19782801451 priority patent/DE2801451A1/de
Priority to FR7801103A priority patent/FR2377675A1/fr
Priority to IT67084/78A priority patent/IT1106963B/it
Publication of NL7700448A publication Critical patent/NL7700448A/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
    • G08B25/085—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines using central distribution transmission lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
NL7700448A 1977-01-17 1977-01-17 Alarmeringsstelsel. NL7700448A (nl)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL7700448A NL7700448A (nl) 1977-01-17 1977-01-17 Alarmeringsstelsel.
DE19782801451 DE2801451A1 (de) 1977-01-17 1978-01-13 Alarmvorrichtung
FR7801103A FR2377675A1 (fr) 1977-01-17 1978-01-16 Dispositif d'alarme
IT67084/78A IT1106963B (it) 1977-01-17 1978-01-17 Dispositivo di allarme per applicazioni antincendio sorveglianza di persone anziane e simili impieghi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7700448A NL7700448A (nl) 1977-01-17 1977-01-17 Alarmeringsstelsel.

Publications (1)

Publication Number Publication Date
NL7700448A true NL7700448A (nl) 1978-07-19

Family

ID=19827787

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7700448A NL7700448A (nl) 1977-01-17 1977-01-17 Alarmeringsstelsel.

Country Status (4)

Country Link
DE (1) DE2801451A1 (nl)
FR (1) FR2377675A1 (nl)
IT (1) IT1106963B (nl)
NL (1) NL7700448A (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3048634A1 (de) * 1980-12-23 1982-07-22 Siemens AG, 1000 Berlin und 8000 München Fernueberwachungseinrichtung mit wenigstens einer anordnung zur uebertragung von meldungen nach einem zeitmultiplex-frequenzmultiplex-verfahren
CZ264894A3 (en) * 1994-10-27 1996-01-17 Ludvik Ing Margus Electronic safety device, particularly for protection of flats equipped by cable television

Also Published As

Publication number Publication date
IT7867084A0 (it) 1978-01-17
DE2801451A1 (de) 1978-07-27
FR2377675A1 (fr) 1978-08-11
IT1106963B (it) 1985-11-18

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Legal Events

Date Code Title Description
BV The patent application has lapsed