CH63552A
(en )
1914-02-02
Device for vacuuming and collecting dust
CH71866A
(en )
1916-03-01
Portable device for vacuuming and collecting dust
CH42297A
(en )
1909-01-16
Brush with device for vacuuming dust
CH58385A
(en )
1913-03-01
Machine for vacuuming dust
CH58362A
(en )
1913-03-01
Device for cleaning and polishing footwear
CH46579A
(en )
1910-04-01
Device for knocking off dust from air filters
CH60733A
(en )
1913-08-01
Device for cleaning knives and forks
CH63556A
(en )
1914-02-02
Device for stretching and unclamping shoes
CH56764A
(en )
1912-11-16
Device for collecting and transporting hay
CH71301A
(en )
1915-12-16
Device for cleaning floors and beans
CH56536A
(en )
1912-11-01
Device for cleaning the smoke emerging from the chimneys of soot and dust
CH57068A
(en )
1912-12-02
Device for lowering coffins
CH66461A
(en )
1914-09-16
Device for cleaning pipes
CH63347A
(en )
1914-02-02
Device for attaching ties to the collar button
FR19853E
(en )
1915-10-07
Device for vacuuming and collecting dust
CH65392A
(en )
1914-06-16
Device for grinding diamonds
CH65210A
(en )
1914-06-01
Device for dewatering steam and cleaning sludge parts thereof
CH66314A
(en )
1914-09-01
Device for cleaning, sorting and ventilating grain
AT82983B
(en )
1921-02-25
Device for dewatering and cleaning steam.
CH62297A
(en )
1913-11-17
Device for sharpening and cleaning knives and for cleaning forks
CH47416A
(en )
1910-07-01
Device for cleaning air filled with dust
CH70411A
(en )
1915-09-16
Device for cleaning floors
CH33009A
(en )
1905-10-15
Dust collector with a fabric filter and a device for cleaning the filters
FR469980A
(en )
1914-08-17
Dust purifier
CH62546A
(en )
1913-12-01
Device for stretching and pressing self-ties