CH571749A5 - - Google Patents

Info

Publication number
CH571749A5
CH571749A5 CH719074A CH719074A CH571749A5 CH 571749 A5 CH571749 A5 CH 571749A5 CH 719074 A CH719074 A CH 719074A CH 719074 A CH719074 A CH 719074A CH 571749 A5 CH571749 A5 CH 571749A5
Authority
CH
Switzerland
Application number
CH719074A
Original Assignee
Rft Messelektronik Dresden Veb
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 Rft Messelektronik Dresden Veb filed Critical Rft Messelektronik Dresden Veb
Publication of CH571749A5 publication Critical patent/CH571749A5/xx

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
CH719074A 1973-09-26 1974-05-27 CH571749A5 (en, 2012)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD173681A DD106917A1 (en, 2012) 1973-09-26 1973-09-26

Publications (1)

Publication Number Publication Date
CH571749A5 true CH571749A5 (en, 2012) 1976-01-15

Family

ID=5492872

Family Applications (1)

Application Number Title Priority Date Filing Date
CH719074A CH571749A5 (en, 2012) 1973-09-26 1974-05-27

Country Status (5)

Country Link
CH (1) CH571749A5 (en, 2012)
DD (1) DD106917A1 (en, 2012)
DE (1) DE2423046B2 (en, 2012)
FR (1) FR2245033B1 (en, 2012)
SE (1) SE389213B (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2598239B1 (fr) * 1986-05-01 1990-08-10 Gen Electric Dispositif de detection de chaleur et/ou de fumee
CH681932A5 (en, 2012) * 1990-12-04 1993-06-15 Cerberus Ag

Also Published As

Publication number Publication date
FR2245033B1 (en, 2012) 1978-01-27
SE389213B (sv) 1976-10-25
DE2423046A1 (de) 1975-03-27
DD106917A1 (en, 2012) 1974-07-05
DE2423046B2 (de) 1980-03-13
SE7408121L (en, 2012) 1975-03-27
FR2245033A1 (en, 2012) 1975-04-18

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased