CH21666A
(en )
1901-09-15
Device for cleaning tram rails
CH22501A
(en )
1902-03-31
Device for cleaning floors
CH24172A
(en )
1902-11-30
Device for stopping railway trains
CH19390A
(en )
1900-08-15
Device for electrolyzing solutions
CH20342A
(en )
1901-04-30
Device for cleaning and maintaining floors
CH31290A
(en )
1905-03-15
Device for cleaning floors
CH21426A
(en )
1901-07-15
Device for cleaning long pipelines
CH25844A
(en )
1903-06-30
Device for cleaning floors
CH27762A
(en )
1904-02-15
Device for fastening railroad tracks
CH27847A
(en )
1904-03-15
Apparatus for cleaning used lubricating materials
CH34935A
(en )
1906-06-15
Device for cleaning bottles
CH21084A
(en )
1901-05-31
Device for the automatic coupling of railway vehicles
CH22997A
(en )
1902-05-15
Device for cleaning floors with steel chips
CH23088A
(en )
1902-05-31
Device for holding the Grankötzer on spindles
CH20348A
(en )
1901-01-31
Device for mercerising tissues
CH368E
(en )
1902-06-15
Device for keeping the coverings clean on plansifters
CH22517A
(en )
1902-02-15
Device for keeping the coverings clean on plansifters
CH22402A
(en )
1902-01-31
Device for cleaning the floors
CH23533A
(en )
1902-08-15
Holder for clamping objects for cleaning the floor
CH29841A
(en )
1904-10-15
Apparatus for cutting wooden wheel spikes
CH36699A
(en )
1907-02-15
Apparatus for cleaning beer pipes
CH23264A
(en )
1902-06-30
Device on cards for cleaning the drum
CH21247A
(en )
1901-06-30
Device for inhaling vapors
CH33796A
(en )
1906-01-15
Apparatus for scrubbing gases
CH11823A
(en )
1896-08-15
Device for making barrels