GB190803326A - Improvements in Orthoptics - Google Patents

Improvements in Orthoptics

Info

Publication number
GB190803326A
GB190803326A GB190803326DA GB190803326A GB 190803326 A GB190803326 A GB 190803326A GB 190803326D A GB190803326D A GB 190803326DA GB 190803326 A GB190803326 A GB 190803326A
Authority
GB
United Kingdom
Prior art keywords
frame
orthoptics
sliding
orthoptic
downie
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
Archibald George Downie
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 GB190803326A publication Critical patent/GB190803326A/en
Expired legal-status Critical Current

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Abstract

3326. Downie, A. G. Feb. 14. Orthoptics. - Orthoptic spectacles comprise a sliding frame B adjustably fitted to a frame A and a sliding sighting-tube C arranged on the frame B. D is the eccentric disk with apertures of different sizes. This device can be used for either right or left shoulder shooting.
GB190803326D 1908-02-14 1908-02-14 Improvements in Orthoptics Expired GB190803326A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190803326T 1908-02-14

Publications (1)

Publication Number Publication Date
GB190803326A true GB190803326A (en) 1908-12-03

Family

ID=32170429

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190803326D Expired GB190803326A (en) 1908-02-14 1908-02-14 Improvements in Orthoptics

Country Status (1)

Country Link
GB (1) GB190803326A (en)

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