CH41393A
(en )
1908-10-16
Device for the production of hydrated lime
CH40322A
(en )
1908-07-01
Device for the evaporation of liquids
CH29057A
(en )
1904-07-15
Device for the electrolysis of alkali chlorides
CH29712A
(en )
1904-09-30
Device for the electrolysis of alkali chlorides
CH39611A
(en )
1908-04-01
Device for the production of printing forms by means of electrolytic etching
CH42108A
(en )
1909-01-02
Device for fastening wires
CH40881A
(en )
1908-09-01
Electrolytic apparatus
AT57917B
(en )
1913-02-25
Device for obtaining free alkali metal and chlorine by electrolysis of the molten alkali chlorides
FR9807E
(en )
1909-02-02
Electrolysis apparatus
FR8790E
(en )
1908-06-23
Electrolysis apparatus
FR377249A
(en )
1907-08-31
Electrolysis apparatus
CH39012A
(en )
1908-01-16
Instrument for the castration of animals
AT38407B
(en )
1909-08-25
Electrolytic device.
CH34235A
(en )
1906-03-31
Device for the production of egg sparrows
CH37038A
(en )
1907-04-15
Electrolytic apparatus
CH37617A
(en )
1907-06-30
Plant for the extraction of pure rubber
CH41214A
(en )
1908-10-01
Device for the detachable fastening of two wings of double windows
CH41796A
(en )
1908-11-16
Device for connecting wires
CH47012A
(en )
1910-05-16
Device for the production of rubber sheets
AT56173B
(en )
1912-11-11
Device for the electrolytic production of light metals.
CH48741A
(en )
1910-12-01
Device for the production of galvanizing
CH36135A
(en )
1907-02-15
Device for the detachable fastening of two superimposed sashes of double windows
CH40274A
(en )
1908-06-16
Process for the production of potassium persulfate
CH39806A
(en )
1908-04-16
Device for the prevention of railway collisions
CH42589A
(en )
1909-02-01
Device for the automatic stroke limitation of electrically operated platforms