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AU417685B2 - Automatic focusing system for image projecting devices - Google Patents
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AU417685B2 - Automatic focusing system for image projecting devices - Google Patents

Automatic focusing system for image projecting devices

Info

Publication number
AU417685B2
AU417685B2 AU36499/68A AU3649968A AU417685B2 AU 417685 B2 AU417685 B2 AU 417685B2 AU 36499/68 A AU36499/68 A AU 36499/68A AU 3649968 A AU3649968 A AU 3649968A AU 417685 B2 AU417685 B2 AU 417685B2
Authority
AU
Australia
Prior art keywords
automatic focusing
focusing system
image projecting
projecting devices
devices
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
AU36499/68A
Other versions
AU3649968A (en
Inventor
Szymber Oleg
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.)
GAF Chemicals Corp
Original Assignee
General Aniline and Film Corp
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 General Aniline and Film Corp filed Critical General Aniline and Film Corp
Application granted granted Critical
Publication of AU417685B2 publication Critical patent/AU417685B2/en
Publication of AU3649968A publication Critical patent/AU3649968A/en
Expired legal-status Critical Current

Links

AU36499/68A 1967-04-17 1968-04-17 Automatic focusing system for image projecting devices Expired AU417685B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS631,516 1967-04-17

Publications (2)

Publication Number Publication Date
AU417685B2 true AU417685B2 (en) 1969-10-23
AU3649968A AU3649968A (en) 1969-10-23

Family

ID=

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