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AU150770B2 - Improvements in optical projection apparatus incorporating cathode-ray tube - Google Patents
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AU150770B2 - Improvements in optical projection apparatus incorporating cathode-ray tube - Google Patents

Improvements in optical projection apparatus incorporating cathode-ray tube

Info

Publication number
AU150770B2
AU150770B2 AU30868/49A AU3086849A AU150770B2 AU 150770 B2 AU150770 B2 AU 150770B2 AU 30868/49 A AU30868/49 A AU 30868/49A AU 3086849 A AU3086849 A AU 3086849A AU 150770 B2 AU150770 B2 AU 150770B2
Authority
AU
Australia
Prior art keywords
ray tube
projection apparatus
optical projection
apparatus incorporating
cathode
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
AU30868/49A
Other versions
AU3086849A (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of AU150770B2 publication Critical patent/AU150770B2/en
Publication of AU3086849A publication Critical patent/AU3086849A/en
Expired legal-status Critical Current

Links

AU30868/49A 1949-11-07 Improvements in optical projection apparatus incorporating cathode-ray tube Expired AU150770B2 (en)

Publications (2)

Publication Number Publication Date
AU150770B2 true AU150770B2 (en) 1950-01-12
AU3086849A AU3086849A (en) 1950-01-12

Family

ID=

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