FR357302A - Automatic device for switching on and off street lights - Google Patents

Automatic device for switching on and off street lights

Info

Publication number
FR357302A
FR357302A FR357302DA FR357302A FR 357302 A FR357302 A FR 357302A FR 357302D A FR357302D A FR 357302DA FR 357302 A FR357302 A FR 357302A
Authority
FR
France
Prior art keywords
switching
automatic device
street lights
street
lights
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
Catharinus Christiaan De Rooij
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 FR357302A publication Critical patent/FR357302A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23Q—IGNITION; EXTINGUISHING-DEVICES
    • F23Q21/00—Devices for effecting ignition from a remote location

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR357302D 1905-08-28 1905-08-28 Automatic device for switching on and off street lights Expired FR357302A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR357302T 1905-08-28

Publications (1)

Publication Number Publication Date
FR357302A true FR357302A (en) 1905-12-23

Family

ID=1405211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR357302D Expired FR357302A (en) 1905-08-28 1905-08-28 Automatic device for switching on and off street lights

Country Status (1)

Country Link
FR (1) FR357302A (en)

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