FR338637A - Perfectionnements aux réflecteurs - Google Patents

Perfectionnements aux réflecteurs

Info

Publication number
FR338637A
FR338637A FR338637DA FR338637A FR 338637 A FR338637 A FR 338637A FR 338637D A FR338637D A FR 338637DA FR 338637 A FR338637 A FR 338637A
Authority
FR
France
Prior art keywords
refinements
reflector
reflector refinements
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)
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.)
GEN ELECTRIC CIE
General Electric Co
Original Assignee
GEN ELECTRIC CIE
General Electric Co
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 GEN ELECTRIC CIE, General Electric Co filed Critical GEN ELECTRIC CIE
Application granted granted Critical
Publication of FR338637A publication Critical patent/FR338637A/fr
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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
FR338637D 1902-12-22 1903-09-12 Perfectionnements aux réflecteurs Expired FR338637A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US338637XA 1902-12-22 1902-12-22

Publications (1)

Publication Number Publication Date
FR338637A true FR338637A (fr) 1904-05-30

Family

ID=1387904

Family Applications (1)

Application Number Title Priority Date Filing Date
FR338637D Expired FR338637A (fr) 1902-12-22 1903-09-12 Perfectionnements aux réflecteurs

Country Status (1)

Country Link
FR (1) FR338637A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1179164B (de) * 1952-08-22 1964-10-08 Elastic Stop Nut Corp Katadioptrische Leuchtenabdeckung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1179164B (de) * 1952-08-22 1964-10-08 Elastic Stop Nut Corp Katadioptrische Leuchtenabdeckung

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