AT57817B
(en )
1913-02-25
Process for preparing printing plates.
CH56096A
(en )
1912-10-01
Process for cleaning metal objects
CH54192A
(en )
1912-05-01
Process for cleaning buildings
CH66328A
(en )
1914-10-16
Process for liming hides
CH60548A
(en )
1913-07-16
Process for processing waste paper
CH56652A
(en )
1912-11-16
Process for impregnating long timber
CH58082A
(en )
1913-02-17
Method for sharpening thin wires
CH56316A
(en )
1912-10-16
Device for cleaning shop windows
CH70776A
(en )
1915-11-01
Method for gluing paper
CH67915A
(en )
1915-02-01
Process for softening water
CH66774A
(en )
1914-10-01
Process for cleaning metals
CH57996A
(en )
1913-02-01
Process for removing salts from their aqueous solutions
AT75538B
(en )
1919-02-25
Process for cleaning liquids.
CH60458A
(en )
1913-07-16
Process for removing soluble salts from glazes
AT76704B
(en )
1919-06-10
Process for emulsifying fatty bodies.
CH51158A
(en )
1911-08-01
Process for processing profiled objects
CH74126A
(en )
1917-01-16
Process for evaporation of liquids
CH60892A
(en )
1913-08-16
Method for feeding mica gluing machines
CH58877A
(en )
1913-04-01
Device for separating objects from carriers
AT75550B
(en )
1919-02-25
Process for processing quicklime.
CH56992A
(en )
1912-12-02
Process for replicating stained glass
CH72381A
(en )
1916-05-01
Process for pickling pelts
CH60981A
(en )
1913-08-16
Process for increasing the yield of electro-osmosis machines
CH53965A
(en )
1912-04-16
Process for purifying liquid hydrocarbons
AT89325B
(en )
1922-09-11
Process for coloring metal surfaces.