AU215730B2 - Improvements in or relating to ventilators ofthe louvre type - Google Patents

Improvements in or relating to ventilators ofthe louvre type

Info

Publication number
AU215730B2
AU215730B2 AU19937/56A AU1993756A AU215730B2 AU 215730 B2 AU215730 B2 AU 215730B2 AU 19937/56 A AU19937/56 A AU 19937/56A AU 1993756 A AU1993756 A AU 1993756A AU 215730 B2 AU215730 B2 AU 215730B2
Authority
AU
Australia
Prior art keywords
ventilators
ofthe
relating
louvre type
louvre
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
AU19937/56A
Other versions
AU1993756A (en
Inventor
Charles Sylvester Johnson and Victor Neihorster Ronald
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.)
G JOHNSON BROTHERS Ltd
Original Assignee
G JOHNSON BROTHERS Ltd
Filing date
Publication date
Application filed by G JOHNSON BROTHERS Ltd filed Critical G JOHNSON BROTHERS Ltd
Application granted granted Critical
Publication of AU1993756A publication Critical patent/AU1993756A/en
Publication of AU215730B2 publication Critical patent/AU215730B2/en
Expired legal-status Critical Current

Links

AU19937/56A 1956-07-17 Improvements in or relating to ventilators ofthe louvre type Expired AU215730B2 (en)

Publications (2)

Publication Number Publication Date
AU1993756A AU1993756A (en) 1957-01-17
AU215730B2 true AU215730B2 (en) 1957-01-17

Family

ID=

Similar Documents

Publication Publication Date Title
AU215730B2 (en) Improvements in or relating to ventilators ofthe louvre type
AU1993756A (en) Improvements in or relating to ventilators ofthe louvre type
AU210391B2 (en) Improvements in or relating to louvres
AU217854B2 (en) Improvements in, or relating to, roof ventilators
AU215337B2 (en) Improvements in or relating to heating andor ventilating devices
AU211311B2 (en) Improvements in or relating to adjustable louvre ventilators
AU2000856A (en) Improvements in, or relating to, roof ventilators
AU232693B2 (en) Improvements in or relating to ventilating fans
AU2227756A (en) Improvements in or relating to heating andor ventilating devices
AU1063055A (en) Improvements in or relating to adjustable louvre ventilators
AU217161B2 (en) Improvements in or relating to shaft-positioning mechanisms
AU212747B2 (en) Improvements in or relating to draught sealing strip
AU213087B2 (en) Improvements in or relating to draught sealing strip
AU221769B2 (en) Improvements in or relating to ventilator cowls
AU206892B2 (en) Improvements in or relating to transistor-modulators
AU212874B2 (en) Improvements in or relating to demodulators-
AU209689B2 (en) Improvements in or relating to elevatorconveyors
AU215102B2 (en) Improvements in or relating to energy-detectors
AU210442B2 (en) Improvements in or relating to 3-amino-2oxazolidones
AU216156B2 (en) Improvements in or relating to air distributors
AU212116B2 (en) Improvements in or relating to rotary air compressors
AU3652158A (en) Improvements in or relating to ventilating fans
AU217843B2 (en) Improvements in, or relating to, buildings
AU216024B2 (en) Improvements in or relating to incinerators
AU223886B2 (en) Improvements in or relating to extrusion