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AU253558B2 - Improved portable projection unit - Google Patents
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AU253558B2 - Improved portable projection unit - Google Patents

Improved portable projection unit

Info

Publication number
AU253558B2
AU253558B2 AU57945/60A AU5794560A AU253558B2 AU 253558 B2 AU253558 B2 AU 253558B2 AU 57945/60 A AU57945/60 A AU 57945/60A AU 5794560 A AU5794560 A AU 5794560A AU 253558 B2 AU253558 B2 AU 253558B2
Authority
AU
Australia
Prior art keywords
projection unit
improved portable
portable projection
improved
unit
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
AU57945/60A
Other versions
AU5794560A (en
Inventor
Aubrey Brown Allen
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of AU5794560A publication Critical patent/AU5794560A/en
Publication of AU253558B2 publication Critical patent/AU253558B2/en
Expired legal-status Critical Current

Links

AU57945/60A 1960-02-29 Improved portable projection unit Expired AU253558B2 (en)

Publications (2)

Publication Number Publication Date
AU5794560A AU5794560A (en) 1963-02-07
AU253558B2 true AU253558B2 (en) 1963-02-07

Family

ID=

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