FR1601564A - - Google Patents

Info

Publication number
FR1601564A
FR1601564A FR173843A FR1601564DA FR1601564A FR 1601564 A FR1601564 A FR 1601564A FR 173843 A FR173843 A FR 173843A FR 1601564D A FR1601564D A FR 1601564DA FR 1601564 A FR1601564 A FR 1601564A
Authority
FR
France
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
FR173843A
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1601564A publication Critical patent/FR1601564A/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
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/30—Envelopes; Vessels incorporating lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
FR173843A 1968-11-15 1968-11-15 Expired FR1601564A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR173843 1968-11-15

Publications (1)

Publication Number Publication Date
FR1601564A true FR1601564A (fi) 1970-08-31

Family

ID=8656898

Family Applications (1)

Application Number Title Priority Date Filing Date
FR173843A Expired FR1601564A (fi) 1968-11-15 1968-11-15

Country Status (2)

Country Link
DE (1) DE1956636A1 (fi)
FR (1) FR1601564A (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985004280A1 (en) * 1984-03-14 1985-09-26 Allen-Bradley Company Indicator light assembly for control panel

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3324028A1 (de) * 1983-07-04 1985-01-17 Christian 8000 München Bartenbach Leuchte mit einer lichtquelle hoher leuchtdichte
EP0228288A3 (en) * 1986-01-02 1989-07-26 General Electric Company Light box
DE3827834A1 (de) * 1988-08-17 1990-02-22 Reitter & Schefenacker Kg Fresnellinse

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985004280A1 (en) * 1984-03-14 1985-09-26 Allen-Bradley Company Indicator light assembly for control panel

Also Published As

Publication number Publication date
DE1956636A1 (de) 1970-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse