CH65532A
(en )
1914-06-16
Method of making shoes with the help of lasts
CH56351A
(en )
1912-11-01
Process for the manufacture of footwear with an insole
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH66508A
(en )
1914-09-16
Process for the production of shoe wax
CH75470A
(en )
1918-01-02
Process for the production of mountain shoe nails
CH75471A
(en )
1917-12-17
Process for the production of mountain shoe nails
CH60521A
(en )
1913-07-16
Process for the manufacture of footwear
CH70142A
(en )
1915-09-01
Process for the production of footwear heels
CH62289A
(en )
1913-11-17
Method of making briquettes
CH73900A
(en )
1916-12-01
Method of making briquettes
CH69765A
(en )
1915-07-16
Process for the production of 1. 2 dioxybenzene-4. 6-disulfonic acid
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.
CH55542A
(en )
1912-08-16
Process for the preparation of allophanoic acid chloride
CH65117A
(en )
1914-06-01
Method and device for the production of footwear soles
CH68668A
(en )
1915-04-01
Process for the production of artificial sole leather
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
CH76930A
(en )
1918-02-16
Method of making slippers
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH66971A
(en )
1914-10-16
Method of making briquettes
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH56851A
(en )
1912-12-02
Process for the production of shoe polish
CH64405A
(en )
1914-04-01
Process for creating room boundaries
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH54791A
(en )
1912-06-17
Method of making ceilings with iron inlays