CH59350A
(en )
1913-05-02
Heating method
CH73914A
(en )
1917-05-01
Process for creating foam baths at any temperature
CH72381A
(en )
1916-05-01
Process for pickling pelts
CH77117A
(en )
1918-03-01
Method for drying patent leather
CH77378A
(en )
1918-04-01
Method for drying patent leather
AT76704B
(en )
1919-06-10
Process for emulsifying fatty bodies.
AT71089B
(en )
1916-02-10
Process for pickling hollow bodies.
CH70719A
(en )
1915-10-16
Process for the manufacture of textile-like products
CH59169A
(en )
1913-05-02
Process for tanning rabbit fur
CH64853A
(en )
1914-05-01
Process for tanning animal hides
CH75755A
(en )
1918-02-16
Method for dividing containers
CH72856A
(en )
1916-07-17
Process for drawing thin-walled pipes
CH74760A
(en )
1917-04-02
Cleaning house for cleaning workpieces
CH75435A
(en )
1917-07-16
Process for deboning silk
CH75632A
(en )
1918-01-16
Process for heating the fresh water for hot water supply of buildings etc.
AT89325B
(en )
1922-09-11
Process for coloring metal surfaces.
CH58626A
(en )
1913-03-17
Procedure for cleaning the phosphate baths intended for weighting silk
CH67914A
(en )
1915-02-01
Process for replacing the egg yolk in the manufacture of leather
CH78828A
(en )
1919-02-01
Process for drying piece goods
CH74133A
(en )
1917-01-16
Process for the regeneration of base exchange materials
CH75977A
(en )
1918-05-01
Method for drying patent leather
CH74320A
(en )
1917-02-16
Process for the recovery of the salts contained in no longer usable bleach baths and associated washing water
CH73780A
(en )
1916-11-16
Embroidery process
CH57062A
(en )
1912-12-02
Process for de-enamelling enamelled objects
CH59429A
(en )
1913-05-02
Process for tanning animal hides