CH59040A
(en )
1913-04-16
Method of manufacturing wagon wheels
CH70353A
(en )
1915-09-16
Method of manufacturing wire spoke wheels
CH73900A
(en )
1916-12-01
Method of making briquettes
CH59261A
(en )
1913-05-02
Process for the manufacture of electrolytic capacitors
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH73269A
(en )
1917-02-16
Method of making briquettes
CH75009A
(en )
1917-05-16
Method of making briquettes
CH55542A
(en )
1912-08-16
Process for the preparation of allophanoic acid chloride
AT49216B
(en )
1911-07-25
Process for the production of hub locks for wagon wheels.
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH57863A
(en )
1913-02-01
Process for the preparation of p-aminobenzoylquinine
CH56237A
(en )
1912-10-16
Method of making wadding
CH50536A
(en )
1911-06-01
Process for the manufacture of filters
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH59410A
(en )
1913-05-02
Process for the production of nitrogen oxides
AT82935B
(en )
1921-02-25
Method of making horseshoe studs.
CH75450A
(en )
1917-08-01
Process for the production of floor wax
CH56981A
(en )
1912-12-02
Method of making vaults
CH57230A
(en )
1913-01-02
Method of making briquettes
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH72196A
(en )
1916-04-17
Hyperbolic wheel and method of making the same
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH74129A
(en )
1917-01-16
Process for the production of ethyl alcohol from acetaldehyde
CH77471A
(en )
1918-04-16
Process for the production of ethyl alcohol from acetaldehyde
CH56308A
(en )
1912-11-01
Process for the production of quartz hollow bodies