FR1110941A - Miroir catadioptre concave - Google Patents

Miroir catadioptre concave

Info

Publication number
FR1110941A
FR1110941A FR1110941DA FR1110941A FR 1110941 A FR1110941 A FR 1110941A FR 1110941D A FR1110941D A FR 1110941DA FR 1110941 A FR1110941 A FR 1110941A
Authority
FR
France
Prior art keywords
concave reflector
reflector mirror
mirror
concave
reflector
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)
Inventor
Omar Marouf
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 FR1110941A publication Critical patent/FR1110941A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/619—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings with reflectors; with means for keeping reflectors clean

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR1110941D 1954-10-12 1954-10-12 Miroir catadioptre concave Expired FR1110941A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1110941T 1954-10-12

Publications (1)

Publication Number Publication Date
FR1110941A true FR1110941A (fr) 1956-02-20

Family

ID=9626444

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1110941D Expired FR1110941A (fr) 1954-10-12 1954-10-12 Miroir catadioptre concave

Country Status (1)

Country Link
FR (1) FR1110941A (fr)

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