AU4053172A - Improved projection screen - Google Patents

Improved projection screen

Info

Publication number
AU4053172A
AU4053172A AU40531/72A AU4053172A AU4053172A AU 4053172 A AU4053172 A AU 4053172A AU 40531/72 A AU40531/72 A AU 40531/72A AU 4053172 A AU4053172 A AU 4053172A AU 4053172 A AU4053172 A AU 4053172A
Authority
AU
Australia
Prior art keywords
projection screen
improved projection
improved
screen
projection
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
AU40531/72A
Inventor
KIRKPATRICK HUBBARD and EDWARD LEE TRELFORD NOEL
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.)
Noel Kirkpatrick Hubbard And Edward Lee Teel Ford
Original Assignee
Trelford E L
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 Trelford E L filed Critical Trelford E L
Priority to AU40531/72A priority Critical patent/AU4053172A/en
Publication of AU4053172A publication Critical patent/AU4053172A/en
Expired legal-status Critical Current

Links

AU40531/72A 1971-03-29 1972-03-29 Improved projection screen Expired AU4053172A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU40531/72A AU4053172A (en) 1971-03-29 1972-03-29 Improved projection screen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB8086/71 1971-03-29
AU40531/72A AU4053172A (en) 1971-03-29 1972-03-29 Improved projection screen

Publications (1)

Publication Number Publication Date
AU4053172A true AU4053172A (en) 1973-10-04

Family

ID=3727758

Family Applications (1)

Application Number Title Priority Date Filing Date
AU40531/72A Expired AU4053172A (en) 1971-03-29 1972-03-29 Improved projection screen

Country Status (1)

Country Link
AU (1) AU4053172A (en)

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