FR863741A - Perfectionnements aux réflecteurs - Google Patents

Perfectionnements aux réflecteurs

Info

Publication number
FR863741A
FR863741A FR863741DA FR863741A FR 863741 A FR863741 A FR 863741A FR 863741D A FR863741D A FR 863741DA FR 863741 A FR863741 A FR 863741A
Authority
FR
France
Prior art keywords
refinements
reflector
reflector refinements
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)
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.)
Chance Brothers & Co Ltd
Original Assignee
Chance Brothers & Co Ltd
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 Chance Brothers & Co Ltd filed Critical Chance Brothers & Co Ltd
Application granted granted Critical
Publication of FR863741A publication Critical patent/FR863741A/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
    • F21V7/00—Reflectors for light sources
    • F21V7/10—Construction
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/10—Construction
    • F21V7/16—Construction with provision for adjusting the curvature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR863741D 1939-05-12 1940-03-08 Perfectionnements aux réflecteurs Expired FR863741A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB863741X 1939-05-12

Publications (1)

Publication Number Publication Date
FR863741A true FR863741A (fr) 1941-04-08

Family

ID=10609804

Family Applications (1)

Application Number Title Priority Date Filing Date
FR863741D Expired FR863741A (fr) 1939-05-12 1940-03-08 Perfectionnements aux réflecteurs

Country Status (1)

Country Link
FR (1) FR863741A (fr)

Similar Documents

Publication Publication Date Title
FR850410A (fr) Perfectionnements aux aérodynes
FR847613A (fr) Perfectionnements aux stylographes
FR860192A (fr) Perfectionnements aux collimateurs
FR853248A (fr) Perfectionnements aux soupapes
FR863741A (fr) Perfectionnements aux réflecteurs
FR857935A (fr) Perfectionnements aux stylographes
FR860598A (fr) Perfectionnements aux épingles
FR50323E (fr) Perfectionnements aux projecteurs
FR829438A (fr) Perfectionnements aux lanternes portatives
FI19877A (fi) Avkylnings- och uppvärmningsapparat
FR863701A (fr) Perfectionnements aux bossoirs
FR938690A (fr) Perfectionnements aux réflecteurs
FR859354A (fr) Perfectionnements aux persiennes
FR864399A (fr) Réflecteur
FR860194A (fr) Perfectionnements aux véhicules
FR850102A (fr) Perfectionnements aux fixe-cravates
FR857292A (fr) Perfectionnements aux aérodynes
FR867369A (fr) Perfectionnements aux lampes éclair
FR854102A (fr) Perfectionnements aux collimateurs
FR868759A (fr) Perfectionnements aux embrayages
FR49513E (fr) Perfectionnements aux projecteurs
FR51225E (fr) Perfectionnements aux projecteurs
FR862765A (fr) Abat-jour
FI19235A (fi) Flishuggare
FI19605A (fi) Skida