AU218430B2 - Improvement in cinematograph screens - Google Patents

Improvement in cinematograph screens

Info

Publication number
AU218430B2
AU218430B2 AU23026/56A AU2302656A AU218430B2 AU 218430 B2 AU218430 B2 AU 218430B2 AU 23026/56 A AU23026/56 A AU 23026/56A AU 2302656 A AU2302656 A AU 2302656A AU 218430 B2 AU218430 B2 AU 218430B2
Authority
AU
Australia
Prior art keywords
cinematograph
screens
improvement
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
AU23026/56A
Other versions
AU2302656A (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 AU2302656A publication Critical patent/AU2302656A/en
Publication of AU218430B2 publication Critical patent/AU218430B2/en
Expired legal-status Critical Current

Links

AU23026/56A 1956-11-08 Improvement in cinematograph screens Expired AU218430B2 (en)

Publications (2)

Publication Number Publication Date
AU2302656A AU2302656A (en) 1957-05-09
AU218430B2 true AU218430B2 (en) 1957-05-09

Family

ID=

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