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FR407429A - Device for automatic switching on and off of gas lamps - Google Patents

Device for automatic switching on and off of gas lamps

Info

Publication number
FR407429A
FR407429A FR407429DA FR407429A FR 407429 A FR407429 A FR 407429A FR 407429D A FR407429D A FR 407429DA FR 407429 A FR407429 A FR 407429A
Authority
FR
France
Prior art keywords
automatic switching
gas lamps
lamps
gas
switching
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)
Inventor
Adolf Friedrich Gerdes
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 FR407429A publication Critical patent/FR407429A/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)
FR407429D 1909-09-28 1909-09-28 Device for automatic switching on and off of gas lamps Expired FR407429A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR407429T 1909-09-28

Publications (1)

Publication Number Publication Date
FR407429A true FR407429A (en) 1910-02-28

Family

ID=1451734

Family Applications (1)

Application Number Title Priority Date Filing Date
FR407429D Expired FR407429A (en) 1909-09-28 1909-09-28 Device for automatic switching on and off of gas lamps

Country Status (1)

Country Link
FR (1) FR407429A (en)

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