CH74161A
(en )
1917-01-16
Method for expanding the regulation range of AC motors
CH72212A
(en )
1916-04-17
Process for the production of alternating current windings
CH72355A
(en )
1916-05-01
Process for the production of road surfaces
CH73861A
(en )
1916-12-01
Process for the preparation of hydrolecithin
CH67036A
(en )
1914-11-02
Process for the preparation of a-bronisovaleric acid-p-phenetidine
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH71918A
(en )
1916-03-01
Process for the production of aluminum hydroxide
CH59570A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH59571A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH59572A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH59573A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH71191A
(en )
1915-12-01
Process for the production of methyl chloride
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH71544A
(en )
1916-01-17
Process for the preparation of 4-methyl-1-oxyanthraquinone
CH69955A
(en )
1915-08-02
Process for the preparation of 4-chloro-1-oxyanthraquinone
CH67965A
(en )
1915-02-01
Procedure for starting three-phase motors by means of starting transformers
CH62685A
(en )
1913-12-16
Process for the preparation of bromo diethylacetylcarbamide
CH59738A
(en )
1913-06-02
Method for multiple control of electric motors
CH70700A
(en )
1915-10-16
Process for the preparation of iododioxypropane
CH71401A
(en )
1916-01-03
Process for the preparation of o-sulfamidobenzoyl-p-phenetidine
CH71692A
(en )
1916-02-01
Process for the preparation of 1-amino-2-mercaptoanthraquinone
CH72454A
(en )
1916-05-16
Process for the preparation of 1-oxy-2-mercaptoanthraquinone
CH71747A
(en )
1916-02-16
Process for the preparation of methyl menthyl salicylate