GB1266404A - - Google Patents

Info

Publication number
GB1266404A
GB1266404A GB1266404DA GB1266404A GB 1266404 A GB1266404 A GB 1266404A GB 1266404D A GB1266404D A GB 1266404DA GB 1266404 A GB1266404 A GB 1266404A
Authority
GB
United Kingdom
Prior art keywords
bulb
march
screens
screen
panel
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)
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
Publication of GB1266404A publication Critical patent/GB1266404A/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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GB1266404D 1968-03-29 1969-03-21 Expired GB1266404A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR13022224 1968-03-29

Publications (1)

Publication Number Publication Date
GB1266404A true GB1266404A (enrdf_load_stackoverflow) 1972-03-08

Family

ID=9678985

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1266404D Expired GB1266404A (enrdf_load_stackoverflow) 1968-03-29 1969-03-21

Country Status (5)

Country Link
BE (1) BE730438A (enrdf_load_stackoverflow)
DE (1) DE1914177A1 (enrdf_load_stackoverflow)
FR (1) FR1564138A (enrdf_load_stackoverflow)
GB (1) GB1266404A (enrdf_load_stackoverflow)
NL (1) NL6904614A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR1564138A (enrdf_load_stackoverflow) 1969-04-18
DE1914177A1 (de) 1969-12-04
NL6904614A (enrdf_load_stackoverflow) 1969-10-01
BE730438A (enrdf_load_stackoverflow) 1969-09-01

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees