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FR429668A - Réflecteur-économiseur - Google Patents

Réflecteur-économiseur

Info

Publication number
FR429668A
FR429668A FR429668DA FR429668A FR 429668 A FR429668 A FR 429668A FR 429668D A FR429668D A FR 429668DA FR 429668 A FR429668 A FR 429668A
Authority
FR
France
Prior art keywords
economizer
reflector
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
English (en)
Inventor
Andre Grebel
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.)
ANDRE GREBEL
Original Assignee
ANDRE GREBEL
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 ANDRE GREBEL filed Critical ANDRE GREBEL
Application granted granted Critical
Publication of FR429668A publication Critical patent/FR429668A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/08—Lighting devices intended for fixed installation with a standard

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR429668D 1910-05-14 1911-05-12 Réflecteur-économiseur Expired FR429668A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE429668X 1910-05-14

Publications (1)

Publication Number Publication Date
FR429668A true FR429668A (fr) 1911-09-28

Family

ID=1471980

Family Applications (1)

Application Number Title Priority Date Filing Date
FR429668D Expired FR429668A (fr) 1910-05-14 1911-05-12 Réflecteur-économiseur

Country Status (1)

Country Link
FR (1) FR429668A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2422378A (en) * 1943-11-22 1947-06-17 California Inst Res Found Low-level reflector
US2612600A (en) * 1947-08-12 1952-09-30 Joslyn Mfg And Supply Company Open type luminaire with easily removable reflector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2422378A (en) * 1943-11-22 1947-06-17 California Inst Res Found Low-level reflector
US2612600A (en) * 1947-08-12 1952-09-30 Joslyn Mfg And Supply Company Open type luminaire with easily removable reflector

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