CH69770A
(en )
1915-07-16
Process for making leather usable, in particular leather for footwear
AT71585B
(en )
1916-04-25
Process for waterproofing leather, in particular split and sheep leather.
CH76686A
(en )
1918-06-17
Process for making wood usable as a leather substitute, in particular for shoe soles and the like
CH66328A
(en )
1914-10-16
Process for liming hides
AT75504B
(en )
1919-02-25
Method and machine for decorating leather.
CH55559A
(en )
1912-08-16
Method of treating soft vulcanized fiber for the purpose of making it suitable for use in shoe soles
AT80067B
(en )
1920-02-25
Process for tanning animal hides.
CH51840A
(en )
1911-10-02
Process for dyeing leather
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
CH59952A
(en )
1913-06-16
Process for drying materials such as B. wood, leather etc.
CH65907A
(en )
1914-07-16
Device for setting up leather parts for the manufacture of footwear
AT57937B
(en )
1913-02-25
Machine for attaching frames or leather strips to footwear parts.
CH55790A
(en )
1912-09-02
Edge blackening and polishing machine for leather
CH67914A
(en )
1915-02-01
Process for replacing the egg yolk in the manufacture of leather
CH59169A
(en )
1913-05-02
Process for tanning rabbit fur
AT71544B
(en )
1916-04-10
Nail machine for footwear.
CH76546A
(en )
1918-01-02
Process for softening paper, leather and celluloid
CH76547A
(en )
1918-01-02
Process for softening paper, leather and celluloid
CH65740A
(en )
1914-07-16
Process for drying patent leather
CH59165A
(en )
1913-05-02
Process for the softening of hard fats, in particular vegetable fats, for technical purposes
CH74521A
(en )
1917-03-01
Process for the production of outsoles for footwear using pieces of leather waste
CH74338A
(en )
1917-02-16
Vat for tanneries
AT71586B
(en )
1916-04-25
Process for dewatering perborates.