CH70353A
(en )
1915-09-16
Method of manufacturing wire spoke wheels
CH59040A
(en )
1913-04-16
Method of manufacturing wagon wheels
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH77801A
(en )
1918-06-01
Method of making caramel
CH72196A
(en )
1916-04-17
Hyperbolic wheel and method of making the same
CH69179A
(en )
1915-06-01
Process for the production of cerium fluoride
CH73900A
(en )
1916-12-01
Method of making briquettes
CH74792A
(en )
1917-04-16
Process for the production of tungsten wires
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH69574A
(en )
1915-07-01
Method of making barrels
CH69368A
(en )
1915-06-16
Method of making scythes
CH73573A
(en )
1916-10-16
Method of concentrating nitric acid
CH64816A
(en )
1914-05-01
Wheel for vehicles and method of manufacturing the same
CH66998A
(en )
1914-11-02
Process for the production of canned tomatoes
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH69077A
(en )
1915-05-17
Process for making toothpastes
AT87485B
(en )
1922-02-25
Method of making latticework.
AT87484B
(en )
1922-02-25
Method of making latticework.
AT87483B
(en )
1922-02-25
Method of making latticework.
AT82935B
(en )
1921-02-25
Method of making horseshoe studs.
CH67728A
(en )
1915-01-16
Method of manufacturing electric radiators
CH70056A
(en )
1915-08-16
Process for the preparation of methylene tetrahydropapaverine
CH72174A
(en )
1916-04-17
Process for the production of enamels
CH73269A
(en )
1917-02-16
Method of making briquettes
CH75009A
(en )
1917-05-16
Method of making briquettes