GB191319250A - Improvements in or relating to Lamp and like Reflectors or Globes. - Google Patents

Improvements in or relating to Lamp and like Reflectors or Globes.

Info

Publication number
GB191319250A
GB191319250A GB191319250DA GB191319250A GB 191319250 A GB191319250 A GB 191319250A GB 191319250D A GB191319250D A GB 191319250DA GB 191319250 A GB191319250 A GB 191319250A
Authority
GB
United Kingdom
Prior art keywords
globes
reflectors
relating
lamp
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
Inventor
Bertram James Grigsby
Guy Campbell
Robert Alfred Ives
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191319250A publication Critical patent/GB191319250A/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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures
GB191319250D 1913-08-25 1913-08-25 Improvements in or relating to Lamp and like Reflectors or Globes. Expired GB191319250A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191319250T 1913-08-25

Publications (1)

Publication Number Publication Date
GB191319250A true GB191319250A (en) 1914-06-11

Family

ID=32579207

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191319250D Expired GB191319250A (en) 1913-08-25 1913-08-25 Improvements in or relating to Lamp and like Reflectors or Globes.

Country Status (1)

Country Link
GB (1) GB191319250A (en)

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