CH65639A
(en )
1914-07-01
Process for making sacks
CH60521A
(en )
1913-07-16
Process for the manufacture of footwear
CH62289A
(en )
1913-11-17
Method of making briquettes
CH65547A
(en )
1914-06-16
Process for the production of leather fats
CH63494A
(en )
1914-02-02
Process for the production of components
CH67258A
(en )
1914-11-16
Process for the production of artificial sponge
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH66508A
(en )
1914-09-16
Process for the production of shoe wax
CH66971A
(en )
1914-10-16
Method of making briquettes
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH69077A
(en )
1915-05-17
Process for making toothpastes
CH68668A
(en )
1915-04-01
Process for the production of artificial sole leather
CH77801A
(en )
1918-06-01
Method of making caramel
CH73900A
(en )
1916-12-01
Method of making briquettes
CH65476A
(en )
1914-06-16
Method of making blankets
CH56851A
(en )
1912-12-02
Process for the production of shoe polish
CH70142A
(en )
1915-09-01
Process for the production of footwear heels
CH63124A
(en )
1914-01-02
Process for the production of disodium cyanamide
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH68920A
(en )
1915-05-01
Process for the production of artificial leather
CH62855A
(en )
1913-12-16
Process for making soap
CH75519A
(en )
1917-08-01
Method of treating tar for the manufacture of tar macadam
CH71053A
(en )
1915-11-16
Process for the production of art prints
CH56135A
(en )
1912-10-01
Process for the manufacture of footwear by gluing the leather together