CH39611A
(en )
1908-04-01
Device for the production of printing forms by means of electrolytic etching
CH47012A
(en )
1910-05-16
Device for the production of rubber sheets
AT46704B
(en )
1911-02-25
Device for the production of hammer warts on Sensenzainen.
CH41393A
(en )
1908-10-16
Device for the production of hydrated lime
CH40045A
(en )
1908-06-01
Device for the electrolysis of alkali chlorides
AT56173B
(en )
1912-11-11
Device for the electrolytic production of light metals.
CH38363A
(en )
1907-10-15
Device for the production of molds
AT41194B
(en )
1910-02-25
Process for the production of oxygen baths.
CH48741A
(en )
1910-12-01
Device for the production of galvanizing
AT41106B
(en )
1910-02-25
Process for the production of an elastic cork mass.
CH42224A
(en )
1909-01-16
Process for the production of relief images
CH35186A
(en )
1906-09-30
Device for the production of hollow concrete masts
CH45985A
(en )
1910-01-17
Process for the production of shaped pieces from small cork
CH40274A
(en )
1908-06-16
Process for the production of potassium persulfate
CH33098A
(en )
1905-10-15
Auxiliary device for the production of printing plates for relief-like printing
AT38407B
(en )
1909-08-25
Electrolytic device.
CH34235A
(en )
1906-03-31
Device for the production of egg sparrows
CH38901A
(en )
1908-01-02
Device for the production of metal chips
CH26403A
(en )
1903-08-31
Device for the production of hollow bodies by punching
CH40322A
(en )
1908-07-01
Device for the evaporation of liquids
CH30432A
(en )
1904-12-15
Device for the production of insulating tubes
CH39760A
(en )
1908-04-16
Device for making belt connections
CH43786A
(en )
1909-06-16
Plate for the production of printing forms
CH41486A
(en )
1908-10-16
Process for the production of large surface coolers
CH40146A
(en )
1908-06-01
Process for the production of an acid-resistant cement