FR489101A - Appareil avertisseur protecteur contre la gelée - Google Patents

Appareil avertisseur protecteur contre la gelée

Info

Publication number
FR489101A
FR489101A FR489101A FR489101DA FR489101A FR 489101 A FR489101 A FR 489101A FR 489101 A FR489101 A FR 489101A FR 489101D A FR489101D A FR 489101DA FR 489101 A FR489101 A FR 489101A
Authority
FR
France
Prior art keywords
warning device
frost protection
protection warning
frost
warning
Prior art date
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
FR489101A
Other languages
English (en)
Inventor
Arnold Calinaud
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR489101A publication Critical patent/FR489101A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/09—Component parts or accessories
    • E03B7/10—Devices preventing bursting of pipes by freezing
    • E03B7/12—Devices preventing bursting of pipes by freezing by preventing freezing

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
FR489101A 1918-03-01 1918-03-01 Appareil avertisseur protecteur contre la gelée Expired FR489101A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR489101T 1918-03-01

Publications (1)

Publication Number Publication Date
FR489101A true FR489101A (fr) 1918-12-20

Family

ID=1525383

Family Applications (1)

Application Number Title Priority Date Filing Date
FR489101A Expired FR489101A (fr) 1918-03-01 1918-03-01 Appareil avertisseur protecteur contre la gelée

Country Status (1)

Country Link
FR (1) FR489101A (fr)

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