AU112698B2 - Illuminating means for optical instruments for measuring angles - Google Patents

Illuminating means for optical instruments for measuring angles

Info

Publication number
AU112698B2
AU112698B2 AU3012/40A AU301240A AU112698B2 AU 112698 B2 AU112698 B2 AU 112698B2 AU 3012/40 A AU3012/40 A AU 3012/40A AU 301240 A AU301240 A AU 301240A AU 112698 B2 AU112698 B2 AU 112698B2
Authority
AU
Australia
Prior art keywords
illuminating means
optical instruments
measuring angles
angles
measuring
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 - Lifetime
Application number
AU3012/40A
Inventor
Francis Everitt Philip
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
Filing date
Publication of AU112698B2 publication Critical patent/AU112698B2/en
Application filed by Individual filed Critical Individual
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU3012/40A 1940-08-12 Illuminating means for optical instruments for measuring angles Expired - Lifetime AU112698B2 (en)

Publications (1)

Publication Number Publication Date
AU112698B2 true AU112698B2 (en)

Family

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