FR791505A - Improvement in light units for signage - Google Patents

Improvement in light units for signage

Info

Publication number
FR791505A
FR791505A FR791505DA FR791505A FR 791505 A FR791505 A FR 791505A FR 791505D A FR791505D A FR 791505DA FR 791505 A FR791505 A FR 791505A
Authority
FR
France
Prior art keywords
signage
improvement
light units
units
light
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.)
Mors SA
Original Assignee
Mors 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 Mors SA filed Critical Mors SA
Application granted granted Critical
Publication of FR791505A publication Critical patent/FR791505A/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
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/048—Refractors for light sources of lens shape the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR791505D 1934-09-08 1934-09-08 Improvement in light units for signage Expired FR791505A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR791505T 1934-09-08

Publications (1)

Publication Number Publication Date
FR791505A true FR791505A (en) 1935-12-12

Family

ID=9226499

Family Applications (1)

Application Number Title Priority Date Filing Date
FR791505D Expired FR791505A (en) 1934-09-08 1934-09-08 Improvement in light units for signage

Country Status (1)

Country Link
FR (1) FR791505A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1111844B (en) * 1955-02-08 1961-07-27 Sendlinger Optische Glaswerke Headlight lens system with an aperture of 180 180
US4814950A (en) * 1986-12-23 1989-03-21 Ichikoh Industries Limited Automotive headlight of projector type

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1111844B (en) * 1955-02-08 1961-07-27 Sendlinger Optische Glaswerke Headlight lens system with an aperture of 180 180
US4814950A (en) * 1986-12-23 1989-03-21 Ichikoh Industries Limited Automotive headlight of projector type

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