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FR848460A - Improvements in lighting lanterns - Google Patents

Improvements in lighting lanterns

Info

Publication number
FR848460A
FR848460A FR848460DA FR848460A FR 848460 A FR848460 A FR 848460A FR 848460D A FR848460D A FR 848460DA FR 848460 A FR848460 A FR 848460A
Authority
FR
France
Prior art keywords
lighting lanterns
lanterns
lighting
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.)
Holland Electro N V
Original Assignee
Holland Electro N V
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 Holland Electro N V filed Critical Holland Electro N V
Application granted granted Critical
Publication of FR848460A publication Critical patent/FR848460A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR848460D 1939-01-04 1939-01-04 Improvements in lighting lanterns Expired FR848460A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR848460T 1939-01-04

Publications (1)

Publication Number Publication Date
FR848460A true FR848460A (en) 1939-10-31

Family

ID=9314300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848460D Expired FR848460A (en) 1939-01-04 1939-01-04 Improvements in lighting lanterns

Country Status (1)

Country Link
FR (1) FR848460A (en)

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