|
SE71246C1
(Sortimente)
|
|
|
|
US1999780A
(en)
|
|
Regenerative chamber oven for the production of coke and gas
|
|
US1897008A
(en)
|
|
Regenerative heating furnace
|
|
GB326981A
(en)
|
|
Improvements relating to heat exchangers
|
|
GB479634A
(en)
|
|
Improvements relating to the drying of buildings
|
|
GB636923A
(en)
|
|
Improvements in and relating to steam power plants
|
|
GB1134669A
(en)
|
|
Improvements in or relating to baking or drying ovens
|
|
GB729554A
(en)
|
|
Improvements relating to space-heating radiators
|
|
DE524846C
(de)
|
|
Auspuff fuer Brennkraft-Grubenlokomotiven
|
|
GB402199A
(en)
|
|
Improvements in machines for conditioning cereal grain
|
|
GB569706A
(en)
|
|
Improved cloth drying unit
|
|
SE99942C1
(Sortimente)
|
|
|
|
GB285783A
(en)
|
|
Improvements in or relating to air-heaters for boiler and other furnaces
|
|
GB375861A
(en)
|
|
Improvements in ventilating systems
|
|
GB382075A
(en)
|
|
Improvements relating to grain conditioning machines
|
|
GB380572A
(en)
|
|
Improvements in turbo-motors
|
|
GB322800A
(en)
|
|
Improvements in and relating to exhaust ventilators
|
|
GB305958A
(en)
|
|
An improved air extractor for vehicles or buildings
|
|
SU667776A1
(ru)
|
|
Приточный сто к
|
|
AT150362B
(de)
|
|
Sparherd.
|
|
GB362348A
(en)
|
|
Improvements in chimney & ventilation shaft tops and the like
|
|
GB367846A
(en)
|
|
Plant for drying ceramic wares and the like
|
|
GB706174A
(en)
|
|
Improvements relating to heat exchangers
|
|
GB464803A
(en)
|
|
Fluid duct
|
|
GB354758A
(en)
|
|
Improvements in or relating to hatching appliances
|