|
GB522231A
|
|
Improvements relating to the mounting of screw fans
|
|
US2056757A
|
|
Ventilator
|
|
GB398176A
|
|
Improvements in or relating to self-adjusting shutters in air flow conduits
|
|
GB384825A
|
|
Improvements in and relating to screw-propeller fans for high pressure work
|
|
US1997506A
|
|
Guide vane for rotary machines
|
|
GB389510A
|
|
Improvements in and relating to axial flow screw fans
|
|
GB386039A
|
|
Improvements in or relating to shrouded screw propellers
|
|
GB384003A
|
|
Improvements in and relating to electromotors for the driving of screw fans
|
|
US1852949A
|
|
Pattern
|
|
GB384341A
|
|
Improvements in and relating to fan installations for the propelling of hot gases
|
|
GB380068A
|
|
Improvements in and relating to bends and diffusers for conveying gases, liquids or granulated or pulverised materials
|
|
GB380067A
|
|
Improvements in and relating to the cooling of electrical machines
|
|
GB374965A
|
|
Improvements in and relating to the circulation and dehumidification of air in drying cabinets and rooms
|
|
GB368858A
|
|
Improvements in and relating to desk, wall and ceiling fans
|
|
GB369901A
|
|
Improvements in and relating to guide vanes for rotary ventilators, fans and like machines
|
|
GB356691A
|
|
Improvements in and relating to the blades of fans or ventilators
|
|
GB354337A
|
|
Improvements in and relating to the ventilation of dynamo electric machines
|
|
US1889117A
|
|
Ventilating device
|
|
US1831729A
|
|
Blade of fans or ventilators
|
|
GB321808A
|
|
Improvements in and relating to fans and the like
|
