BE546520A - - Google Patents

Info

Publication number
BE546520A
BE546520A BE546520DA BE546520A BE 546520 A BE546520 A BE 546520A BE 546520D A BE546520D A BE 546520DA BE 546520 A BE546520 A BE 546520A
Authority
BE
Belgium
Prior art keywords
temperature
ice
warning device
supply circuit
current supply
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE546520A publication Critical patent/BE546520A/fr

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
    • G08B19/02—Alarm responsive to formation or anticipated formation of ice

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Road Signs Or Road Markings (AREA)
  • Emergency Alarm Devices (AREA)
BE546520D BE546520A (de)

Publications (1)

Publication Number Publication Date
BE546520A true BE546520A (de)

Family

ID=173804

Family Applications (1)

Application Number Title Priority Date Filing Date
BE546520D BE546520A (de)

Country Status (1)

Country Link
BE (1) BE546520A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033525A3 (en) * 1980-01-31 1983-05-25 Wolfgang Weiler Traffic area temperature indication device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033525A3 (en) * 1980-01-31 1983-05-25 Wolfgang Weiler Traffic area temperature indication device

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