CH69737A
(en )
1915-07-16
Device for securing everyday objects of various kinds
CH71921A
(en )
1916-08-01
Method and device for the production of soap powder
CH73861A
(en )
1916-12-01
Process for the preparation of hydrolecithin
CH75773A
(en )
1917-09-17
Process and device for the production of gasoline
CH57547A
(en )
1913-01-16
Method and device for the evaporation of liquids
CH72184A
(en )
1916-09-16
Device for forming loopholes
CH71040A
(en )
1915-11-16
Procedure to prevent scale settling
CH71692A
(en )
1916-02-01
Process for the preparation of 1-amino-2-mercaptoanthraquinone
CH71401A
(en )
1916-01-03
Process for the preparation of o-sulfamidobenzoyl-p-phenetidine
CH72454A
(en )
1916-05-16
Process for the preparation of 1-oxy-2-mercaptoanthraquinone
CH70700A
(en )
1915-10-16
Process for the preparation of iododioxypropane
CH73203A
(en )
1916-09-01
Process for the production of relief maps with printing
CH76103A
(en )
1917-11-01
Method and device for the production of paper bags
CH74234A
(en )
1917-02-01
Process and device for the production of embossed imitations
CH57594A
(en )
1913-01-16
Method and device for the production of reliefs
CH72453A
(en )
1916-05-16
Process for the preparation of 1.5-diamido-2.6-dimercaptoanthraquinone
CH74333A
(en )
1917-02-16
Process for the preparation of nitromethane
CH56097A
(en )
1912-10-01
Device for the detachable fastening of curtains
CH59512A
(en )
1913-05-16
Process for the preservation of electrolytic capacitors
CH73108A
(en )
1917-01-16
Method and device for the production of cardboard boxes
CH72889A
(en )
1916-12-01
Device for monitoring due dates
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH54313A
(en )
1912-05-17
Device for maintaining the shape of footwear
CH51187A
(en )
1911-08-16
Device for the extension of broken limbs
CH71034A
(en )
1915-11-16
Process for the preparation of tetrachlorobenzal chloride