CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH75450A
(en )
1917-08-01
Process for the production of floor 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
CH66508A
(en )
1914-09-16
Process for the production of shoe wax
CH56851A
(en )
1912-12-02
Process for the production of shoe polish
CH70142A
(en )
1915-09-01
Process for the production of footwear heels
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH72824A
(en )
1916-07-01
Process for the production of nitrogen compounds
CH60521A
(en )
1913-07-16
Process for the manufacture of footwear
CH72958A
(en )
1916-07-17
Process for the production of sodium percarbonate
CH77919A
(en )
1918-06-01
Process for the production of footwear running parts
AT88396B
(en )
1922-05-10
Process for the production of iron-free hard alloys.
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH74792A
(en )
1917-04-16
Process for the production of tungsten wires
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH74900A
(en )
1917-05-01
Process for the manufacture of pneumatic jackets
CH74665A
(en )
1917-04-02
Process for the production of drive belts
CH73574A
(en )
1916-10-16
Process for the production of oxygen
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH63494A
(en )
1914-02-02
Process for the production of components
CH67004A
(en )
1914-11-02
Process for the manufacture of explosives
AT79111B
(en )
1919-11-25
Process for the production of Radium D rubbing alcohol.
CH77246A
(en )
1918-03-16
Process for the electrolytic production of persons