GB489140A - Improvements in and relating to warning systems for moving objects particularly for use in the dark in the event of air attacks - Google Patents

Improvements in and relating to warning systems for moving objects particularly for use in the dark in the event of air attacks

Info

Publication number
GB489140A
GB489140A GB26874/37A GB2687437A GB489140A GB 489140 A GB489140 A GB 489140A GB 26874/37 A GB26874/37 A GB 26874/37A GB 2687437 A GB2687437 A GB 2687437A GB 489140 A GB489140 A GB 489140A
Authority
GB
United Kingdom
Prior art keywords
dark
relating
event
moving objects
warning systems
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
GB26874/37A
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.)
DEGEA AG AUERGESELLSCHAFT
Original Assignee
DEGEA AG AUERGESELLSCHAFT
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 DEGEA AG AUERGESELLSCHAFT filed Critical DEGEA AG AUERGESELLSCHAFT
Publication of GB489140A publication Critical patent/GB489140A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/16—Signs formed of or incorporating reflecting elements or surfaces, e.g. warning signs having triangular or other geometrical shape

Landscapes

  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Luminescent Compositions (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

489,140. Railway signals. DEGEA AKT.-GES. (AUERGES.). Oct. 4, 1937, No. 26874. Convention date, Nov. 3, 1936. [Class 105] [Also in Groups XXXVIII and XX] Signals comprise fluorescent surfaces which are made luminous by a source of ultra-violet light carried by the train. The invention is for use in time of war.
GB26874/37A 1936-11-03 1937-10-04 Improvements in and relating to warning systems for moving objects particularly for use in the dark in the event of air attacks Expired GB489140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE489140X 1936-11-03

Publications (1)

Publication Number Publication Date
GB489140A true GB489140A (en) 1938-07-20

Family

ID=6543911

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26874/37A Expired GB489140A (en) 1936-11-03 1937-10-04 Improvements in and relating to warning systems for moving objects particularly for use in the dark in the event of air attacks

Country Status (3)

Country Link
CH (1) CH198573A (en)
FR (1) FR828283A (en)
GB (1) GB489140A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE959889C (en) * 1953-07-01 1957-03-14 Fluorescent Electric Mfg Compa Arrangement for making a lettering visible on a trailer vehicle

Also Published As

Publication number Publication date
FR828283A (en) 1938-05-13
CH198573A (en) 1938-06-30

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