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FR524570A - Automatic device for switching on and off gas lamps at set times - Google Patents

Automatic device for switching on and off gas lamps at set times

Info

Publication number
FR524570A
FR524570A FR524570DA FR524570A FR 524570 A FR524570 A FR 524570A FR 524570D A FR524570D A FR 524570DA FR 524570 A FR524570 A FR 524570A
Authority
FR
France
Prior art keywords
switching
automatic device
set times
gas lamps
lamps
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
Other languages
French (fr)
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger SA
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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Application granted granted Critical
Publication of FR524570A publication Critical patent/FR524570A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23Q—IGNITION; EXTINGUISHING-DEVICES
    • F23Q9/00—Pilot flame igniters
    • F23Q9/02—Pilot flame igniters without interlock with main fuel supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR524570D 1920-03-16 1920-03-16 Automatic device for switching on and off gas lamps at set times Expired FR524570A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR524570T 1920-03-16

Publications (1)

Publication Number Publication Date
FR524570A true FR524570A (en) 1921-09-07

Family

ID=1536636

Family Applications (1)

Application Number Title Priority Date Filing Date
FR524570D Expired FR524570A (en) 1920-03-16 1920-03-16 Automatic device for switching on and off gas lamps at set times

Country Status (1)

Country Link
FR (1) FR524570A (en)

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