CH40174A
(en )
1908-06-16
Device for removing dust from carpets, upholstery and the like by means of suction air
CH32538A
(en )
1905-08-15
Device for holding footwear while cleaning the same
CH40631A
(en )
1908-08-01
Device for extracting and cleaning dusty air
CH35067A
(en )
1906-06-30
Compressed air device for removing dust from fabrics
CH35723A
(en )
1906-10-15
Device for removing dust from carpets, furniture, etc. the like
CH34356A
(en )
1906-04-15
Water filter for devices for dedusting carpets and the like. s. w. by suction air
CH38152A
(en )
1907-09-15
Device for cleaning, tempering, humidifying and disinfecting air
CH46330A
(en )
1910-02-16
Device for dedusting gases
CH46579A
(en )
1910-04-01
Device for knocking off dust from air filters
AT52266B
(en )
1912-02-26
Device for removing air and vapors from condensers.
CH47417A
(en )
1910-07-01
Device for cleaning the air flow in vacuum cleaning systems
CH41906A
(en )
1908-12-01
Device for separating solid particles from gases
CH47051A
(en )
1910-05-16
Device on trolleys for tilting the floor
AT46571B
(en )
1911-02-25
Device for killing nuns and the like. Butterflies.
DK9999C
(en )
1907-09-09
Cleaning machine with Suction and Compressed Air for Cereals and the like.
CH49861A
(en )
1911-04-01
Device on scrubbers for holding an abrasive cloth
DK10060C
(en )
1907-09-23
Vacuum cleaner filter for compressed air dusters.
FR373689A
(en )
1907-05-24
Device for filtering dust-laden air
CH44657A
(en )
1909-09-01
Device for chopping onions
CH47647A
(en )
1910-07-16
Device for cleaning floors
AT20794B
(en )
1905-07-25
Method and device for removing dust from carpets and the like Like. By air suction.
CH37444A
(en )
1907-06-15
Device for extracting dust, fly ash, etc.
AT31949B
(en )
1908-02-25
Device for grinding and polishing glassware.
CH41880A
(en )
1908-12-01
Electrically operated device for polishing floors
CH46846A
(en )
1910-04-16
Device for cleaning cheese kettles