AU133374B2 - Concentric optical system - Google Patents

Concentric optical system

Info

Publication number
AU133374B2
AU133374B2 AU2936/46A AU293646A AU133374B2 AU 133374 B2 AU133374 B2 AU 133374B2 AU 2936/46 A AU2936/46 A AU 2936/46A AU 293646 A AU293646 A AU 293646A AU 133374 B2 AU133374 B2 AU 133374B2
Authority
AU
Australia
Prior art keywords
optical system
concentric optical
concentric
optical
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
AU2936/46A
Other versions
AU293646A (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.)
Farnsworth Television and Radio Corp
Original Assignee
Farnsworth Television and Radio Corp
Filing date
Publication date
Application filed by Farnsworth Television and Radio Corp filed Critical Farnsworth Television and Radio Corp
Application granted granted Critical
Publication of AU293646A publication Critical patent/AU293646A/en
Publication of AU133374B2 publication Critical patent/AU133374B2/en
Expired legal-status Critical Current

Links

AU2936/46A 1946-04-17 Concentric optical system Expired AU133374B2 (en)

Publications (2)

Publication Number Publication Date
AU293646A AU293646A (en) 1949-07-01
AU133374B2 true AU133374B2 (en) 1949-07-01

Family

ID=

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