CH46579A
(en )
1910-04-01
Device for knocking off dust from air filters
CH46330A
(en )
1910-02-16
Device for dedusting gases
AT71064B
(en )
1916-01-25
Device for separating impurities from gases and vapors.
CH48067A
(en )
1910-09-16
Device for removing ash from ovens
CH51443A
(en )
1911-09-01
Device for concentrating solutions by means of air
CH35067A
(en )
1906-06-30
Compressed air device for removing dust from fabrics
CH54277A
(en )
1912-05-17
Device for cleaning pipelines
CH40631A
(en )
1908-08-01
Device for extracting and cleaning dusty air
CH51787A
(en )
1911-09-16
Device for cleaning lamp cylinders
CH68829A
(en )
1915-05-01
Device for conveying air
AT71065B
(en )
1916-01-25
Device for separating impurities from gases and vapors.
CH53578A
(en )
1912-03-01
Device for emptying mash filters
CH53953A
(en )
1912-04-16
Device for emptying mash filters
CH51503A
(en )
1911-09-01
Device for cleaning tobacco pipes
CH65182A
(en )
1914-06-01
Device for applying cover materials by means of compressed air
CH40174A
(en )
1908-06-16
Device for removing dust from carpets, upholstery and the like by means of suction air
CH56272A
(en )
1912-10-16
Device for ejecting the scratching hardware from cards by means of suction air
CH52763A
(en )
1911-12-16
Device for processing rotational solids
CH66430A
(en )
1914-09-16
Device for drying and purifying air
CH49663A
(en )
1911-03-16
Device for plugging tobacco pipes
CH53767A
(en )
1912-04-01
Device for baking cakes
CH50441A
(en )
1911-06-01
Device for securing closures
CH49772A
(en )
1911-03-16
Device for testing eggs
CH51400A
(en )
1911-09-01
Device for cleaning floors
CH54378A
(en )
1912-06-01
Device for discharging the exhaust steam from steam engines for further use of the same