CH65141A
(en )
1914-10-16
Method of pickling hides and skins
CH71694A
(en )
1916-02-01
Process for soaking hides and skins
CH42528A
(en )
1909-02-01
Method of pickling hides and hides
DE268873C
(en )
1914-01-02
CH57775A
(en )
1913-02-01
Process for dehairing and cleaning hides and skins
CH63135A
(en )
1914-01-16
Method and device for tanning hides and skins
CH62831A
(en )
1913-12-16
Method and apparatus for finishing the edges of pieces of leather
CH72381A
(en )
1916-05-01
Process for pickling pelts
AU831713B
(en )
1913-10-21
Improved method forthe tanning of hides and skins
CH57550A
(en )
1913-01-16
Method for hardening and waterproofing animal hides
CH52439A
(en )
1911-11-16
Method and device for the wet treatment of hides and skins
CH57210A
(en )
1912-12-16
Method of making ceilings and walls
CH61927A
(en )
1913-10-16
Method of tanning hides with the help of iron salts
CH57094A
(en )
1912-12-16
Process for case hardening iron and steel objects
AT57953B
(en )
1913-02-25
Method and device for dry quenching of quicklime.
FR441282A
(en )
1912-08-02
Process for the pictorial decoration of leathers and skins
CH59169A
(en )
1913-05-02
Process for tanning rabbit fur
AT54816B
(en )
1912-08-10
Process and installation for the continuous tanning of hides.
CH79829A
(en )
1919-01-16
Process for the recovery of iron and steel waste
CH66328A
(en )
1914-10-16
Process for liming hides
CH75553A
(en )
1917-08-16
Process for greasing leather of all types and for greasing
FR476416A
(en )
1915-08-03
Method for measuring hides and skins
CH59429A
(en )
1913-05-02
Process for tanning animal hides
CH64853A
(en )
1914-05-01
Process for tanning animal hides
CH66045A
(en )
1914-08-01
Process for tanning animal hides