AT67995B
(en )
1915-02-25
Device for cooling the air in closed rooms.
CH64797A
(en )
1914-05-01
Equipment for disinfecting the air in halls etc.
CH65078A
(en )
1914-05-16
Facility for conservation, respectively. Increasing the moisture content of the air in closed rooms
FR11016E
(en )
1909-11-26
Advanced device for humidifying the air
CH65680A
(en )
1914-07-01
Device for determining the heat units given off by radiators
DK14679C
(en )
1911-06-19
Compressor for Air and the like.
DK17538C
(en )
1913-07-07
Air gas apparatus.
GB190605257A
(en )
1906-06-21
Improved Device for Cooling Air in Rooms.
CH59606A
(en )
1913-06-02
Device for introducing humidified heating or cooling air into premises
CH79180A
(en )
1918-10-16
Device for cleaning rooms, objects and liquids using ozonated air
DK19348C
(en )
1914-10-12
Registering Air Analysis Apparatus.
ES56154A1
(en )
1913-10-01
An air humidifier.
DK21138C
(en )
1916-04-03
Self-registering Air Analysis Apparatus.
ES56330A1
(en )
1913-10-16
Improvements in the refrigerators.
AT63692B
(en )
1914-02-25
Ventilation device for supplying fresh air and extracting used air.
CH73082A
(en )
1916-08-16
Conditioning apparatus
CH68875A
(en )
1915-05-01
Device for cooling multistage centrifugal compressors
CH64419A
(en )
1914-04-01
Device for heating rooms
DK17028C
(en )
1913-02-24
Device for Air Renewal.
CH66155A
(en )
1914-08-17
Room orientation device for hotels, guest houses and the like
AT73156B
(en )
1917-02-26
Device for superheating air.
CH44950A
(en )
1909-10-01
Device for introducing humidified air into rooms
CH47033A
(en )
1910-05-16
Ventilation device for refrigerators
ES54985A1
(en )
1913-04-16
Improvements in air compressors.
CH37207A
(en )
1907-05-31
Firing door with device for regulating the air admission through the firing door