CH47417A
(en )
1910-07-01
Device for cleaning the air flow in vacuum cleaning systems
CH34356A
(en )
1906-04-15
Water filter for devices for dedusting carpets and the like. s. w. by suction air
CH32538A
(en )
1905-08-15
Device for holding footwear while cleaning the same
CH45385A
(en )
1909-11-16
Device for increasing the vacuum in condensation systems
CH40174A
(en )
1908-06-16
Device for removing dust from carpets, upholstery and the like by means of suction air
CH47051A
(en )
1910-05-16
Device on trolleys for tilting the floor
CH54277A
(en )
1912-05-17
Device for cleaning pipelines
CH49861A
(en )
1911-04-01
Device on scrubbers for holding an abrasive cloth
CH47416A
(en )
1910-07-01
Device for cleaning air filled with dust
CH79180A
(en )
1918-10-16
Device for cleaning rooms, objects and liquids using ozonated air
CH47422A
(en )
1910-07-01
Air filter device for insertion in barrel bungs
CH51184A
(en )
1911-08-01
Burner nozzle with device for cleaning the same
CH64797A
(en )
1914-05-01
Equipment for disinfecting the air in halls etc.
GB191020763A
(en )
1911-09-06
Improvements in Suctions Cleaning Devices.
DK11877C
(en )
1909-03-01
Adjustable Pipe Cleaner.
CH47647A
(en )
1910-07-16
Device for cleaning floors
DK9999C
(en )
1907-09-09
Cleaning machine with Suction and Compressed Air for Cereals and the like.
DK12190C
(en )
1909-06-01
Holding device for cleaning plates for tiled stove pipes and the like.
CH40268A
(en )
1908-06-16
Device for inflating the air hoses in automobiles
CH46579A
(en )
1910-04-01
Device for knocking off dust from air filters
CH66314A
(en )
1914-09-01
Device for cleaning, sorting and ventilating grain
CH35369A
(en )
1906-08-15
Tobacco pipe with device for cleaning and cooling the smoke
GB190910115A
(en )
1910-04-29
Improvements in or relating to Apparatus for Removing Dust by Air Suction.
CH38152A
(en )
1907-09-15
Device for cleaning, tempering, humidifying and disinfecting air
DK13258C
(en )
1910-05-17
Defoamer for Use in Dairies.