FR1403209A - Improvements to lighting devices - Google Patents

Improvements to lighting devices

Info

Publication number
FR1403209A
FR1403209A FR979402A FR979402A FR1403209A FR 1403209 A FR1403209 A FR 1403209A FR 979402 A FR979402 A FR 979402A FR 979402 A FR979402 A FR 979402A FR 1403209 A FR1403209 A FR 1403209A
Authority
FR
France
Prior art keywords
lighting devices
lighting
devices
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
FR979402A
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR979402A priority Critical patent/FR1403209A/en
Application granted granted Critical
Publication of FR1403209A publication Critical patent/FR1403209A/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
    • F21V7/00—Reflectors for light sources

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR979402A 1964-06-24 1964-06-24 Improvements to lighting devices Expired FR1403209A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR979402A FR1403209A (en) 1964-06-24 1964-06-24 Improvements to lighting devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR979402A FR1403209A (en) 1964-06-24 1964-06-24 Improvements to lighting devices

Publications (1)

Publication Number Publication Date
FR1403209A true FR1403209A (en) 1965-06-18

Family

ID=8833058

Family Applications (1)

Application Number Title Priority Date Filing Date
FR979402A Expired FR1403209A (en) 1964-06-24 1964-06-24 Improvements to lighting devices

Country Status (1)

Country Link
FR (1) FR1403209A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2601275A1 (en) * 1976-01-15 1977-07-21 Lam Inc Lamp for high intensity source - has reflective shell which allows egress of light in upwards direction

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2601275A1 (en) * 1976-01-15 1977-07-21 Lam Inc Lamp for high intensity source - has reflective shell which allows egress of light in upwards direction

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