CH60521A
(en )
1913-07-16
Process for the manufacture of footwear
CH70719A
(en )
1915-10-16
Process for the manufacture of textile-like products
CH63602A
(en )
1914-02-02
Process for the production of cartridge cases
CH62140A
(en )
1913-11-01
Process for the manufacture of explosives
CH63133A
(en )
1914-01-02
Process for the manufacture of explosives
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH63502A
(en )
1914-02-02
Process for the manufacture of radiators
CH61698A
(en )
1913-10-16
Process for the preparation of ß-acetyltrimethylenetetramethyldiamine
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH55542A
(en )
1912-08-16
Process for the preparation of allophanoic acid chloride
CH68920A
(en )
1915-05-01
Process for the production of artificial leather
CH59153A
(en )
1913-04-16
Process for the production of glycoheptonic acid
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH66508A
(en )
1914-09-16
Process for the production of shoe wax
CH56851A
(en )
1912-12-02
Process for the production of shoe polish
CH61931A
(en )
1913-10-16
Process for the production of technically usable rubber substitute
CH56351A
(en )
1912-11-01
Process for the manufacture of footwear with an insole
CH66502A
(en )
1914-09-16
Process for the production of cyanides
AT63556B
(en )
1914-02-25
Process for the production of artificial sponge.
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH65234A
(en )
1914-06-01
Process for the production of dihydromorphine
CH66044A
(en )
1914-08-01
Process for the production of leather
CH66043A
(en )
1914-08-01
Process for the production of leather
CH66042A
(en )
1914-08-01
Process for the production of leather
CH65140A
(en )
1914-05-16
Process for the production of leather