AT104648B
(en )
1926-11-10
Device for the separation and precipitation of floating bodies from gases by means of electricity.
CH43400A
(en )
1909-05-01
Device for automatic display of the presence of gas in rooms inhabited by humans or animals
CH46330A
(en )
1910-02-16
Device for dedusting gases
CH46579A
(en )
1910-04-01
Device for knocking off dust from air filters
CH66430A
(en )
1914-09-16
Device for drying and purifying air
FR11016E
(en )
1909-11-26
Advanced device for humidifying the air
CH49322A
(en )
1911-02-01
Device for cooling or drying
CH51443A
(en )
1911-09-01
Device for concentrating solutions by means of air
CH44948A
(en )
1909-10-01
Device for cooling, humidifying and purifying air
CH60729A
(en )
1913-08-01
Device for heating air used for heating purposes, drying devices or the like by means of evacuating fire gases
GB493576A
(en )
1938-10-11
Method and apparatus for the production of plaster board
CH57833A
(en )
1913-02-01
Device for regulating water turbines
FR394729A
(en )
1909-01-30
Method and device for removing garlic from wheat
CH34356A
(en )
1906-04-15
Water filter for devices for dedusting carpets and the like. s. w. by suction air
CH54081A
(en )
1912-04-16
Device on doors to prevent dust and drafts from passing through the gap between the door and the floor
CH49505A
(en )
1911-02-16
Device for catching the handle of bells
AT52285B
(en )
1912-02-26
Method and device for drying the air required for operating blast furnaces or the like by means of calcium chloride.
GB190618014A
(en )
1907-08-10
Improvements in Apparatus for Cooling and Washing Gases.
CH78637A
(en )
1919-01-16
Device for humidifying, cleaning, cooling or heating air and gases
FR423607A
(en )
1911-04-22
Device for improving the efficiency of air and marine propellers
AT41067B
(en )
1910-02-25
Device for extracting the gases flowing out of boreholes.
CH38152A
(en )
1907-09-15
Device for cleaning, tempering, humidifying and disinfecting air
CH66429A
(en )
1914-09-01
Method and device for drying and purifying air
CH62520A
(en )
1913-12-01
Method and device for drying and purifying air
CH53552A
(en )
1912-03-01
Device for ejecting the scratch coating from cards by means of suction air