AU157122B2 - Improvements relating tothe projection of cinematograph films - Google Patents

Improvements relating tothe projection of cinematograph films

Info

Publication number
AU157122B2
AU157122B2 AU7665/52A AU766552A AU157122B2 AU 157122 B2 AU157122 B2 AU 157122B2 AU 7665/52 A AU7665/52 A AU 7665/52A AU 766552 A AU766552 A AU 766552A AU 157122 B2 AU157122 B2 AU 157122B2
Authority
AU
Australia
Prior art keywords
improvements relating
relating tothe
cinematograph films
projection
tothe 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
AU7665/52A
Other versions
AU766552A (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.)
Mark Joseph Callinan
Original Assignee
Mark Joseph Callinan
Filing date
Publication date
Application filed by Mark Joseph Callinan filed Critical Mark Joseph Callinan
Application granted granted Critical
Publication of AU157122B2 publication Critical patent/AU157122B2/en
Publication of AU766552A publication Critical patent/AU766552A/en
Expired legal-status Critical Current

Links

AU7665/52A 1952-01-29 Improvements relating tothe projection of cinematograph films Expired AU157122B2 (en)

Publications (2)

Publication Number Publication Date
AU157122B2 true AU157122B2 (en) 1952-04-03
AU766552A AU766552A (en) 1952-04-03

Family

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