AU215823B2 - Improvements in cinematograph screens - Google Patents

Improvements in cinematograph screens

Info

Publication number
AU215823B2
AU215823B2 AU27693/57A AU2769357A AU215823B2 AU 215823 B2 AU215823 B2 AU 215823B2 AU 27693/57 A AU27693/57 A AU 27693/57A AU 2769357 A AU2769357 A AU 2769357A AU 215823 B2 AU215823 B2 AU 215823B2
Authority
AU
Australia
Prior art keywords
cinematograph
screens
cinematograph screens
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
AU27693/57A
Other versions
AU2769357A (en
Inventor
Smith Harkness Thomas
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.)
Andrew Smith Harkness Ltd
Original Assignee
Andrew Smith Harkness Ltd
Filing date
Publication date
Application filed by Andrew Smith Harkness Ltd filed Critical Andrew Smith Harkness Ltd
Application granted granted Critical
Publication of AU2769357A publication Critical patent/AU2769357A/en
Publication of AU215823B2 publication Critical patent/AU215823B2/en
Expired legal-status Critical Current

Links

AU27693/57A 1957-05-10 Improvements in cinematograph screens Expired AU215823B2 (en)

Publications (2)

Publication Number Publication Date
AU2769357A AU2769357A (en) 1957-11-14
AU215823B2 true AU215823B2 (en) 1957-11-14

Family

ID=

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