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AU113316B2 - Improved ventilator for use in walls, floors or ceilings of buildings - Google Patents
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AU113316B2 - Improved ventilator for use in walls, floors or ceilings of buildings - Google Patents

Improved ventilator for use in walls, floors or ceilings of buildings

Info

Publication number
AU113316B2
AU113316B2 AU2361/40A AU236140A AU113316B2 AU 113316 B2 AU113316 B2 AU 113316B2 AU 2361/40 A AU2361/40 A AU 2361/40A AU 236140 A AU236140 A AU 236140A AU 113316 B2 AU113316 B2 AU 113316B2
Authority
AU
Australia
Prior art keywords
ceilings
floors
buildings
walls
improved ventilator
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
AU2361/40A
Other versions
AU236140A (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.)
Alfred Lincoln Greenlaw
Original Assignee
Alfred Lincoln Greenlaw
Filing date
Publication date
Application filed by Alfred Lincoln Greenlaw filed Critical Alfred Lincoln Greenlaw
Application granted granted Critical
Publication of AU113316B2 publication Critical patent/AU113316B2/en
Publication of AU236140A publication Critical patent/AU236140A/en
Expired legal-status Critical Current

Links

AU2361/40A 1940-06-14 Improved ventilator for use in walls, floors or ceilings of buildings Expired AU113316B2 (en)

Publications (2)

Publication Number Publication Date
AU113316B2 true AU113316B2 (en) 1941-06-26
AU236140A AU236140A (en) 1941-06-26

Family

ID=

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