CH50834A
(en )
1911-06-16
Apparatus for producing hydrogen glass
CH50791A
(en )
1911-07-01
Apparatus for producing warm water
CH53582A
(en )
1912-03-01
Apparatus for the production of hydrogen peroxide
CH62846A
(en )
1913-12-16
Apparatus for the production of hydrogen peroxide
CH62565A
(en )
1913-12-01
Apparatus for producing new to high gloss on linen
CH57721A
(en )
1913-01-16
Process for the continuous production of transparent glass plates
CH69005A
(en )
1915-05-17
Method and apparatus for producing blueprints
CH48281A
(en )
1910-10-01
Apparatus for the production of printed strip sections
CH65639A
(en )
1914-07-01
Process for making sacks
CH43003A
(en )
1909-03-16
Apparatus for making dowsong gas
AT82991B
(en )
1921-02-25
Process for the production of hydrogen.
CH57523A
(en )
1913-01-16
Apparatus for making clear coffee beverages
CH68991A
(en )
1915-05-17
Process and apparatus for the production of black lead
FR415804A
(en )
1910-10-05
Improvements to ovens for stretching glass
FR415870A
(en )
1910-10-06
Improvements to ovens for stretching glass
CH53246A
(en )
1912-02-01
Process for the production of hydrogen peroxide
CH51058A
(en )
1911-07-17
Device for generating air movements
CH71298A
(en )
1915-12-16
Process for making stained glass
CH64477A
(en )
1914-04-01
Process for purifying hydrogen
CH56992A
(en )
1912-12-02
Process for replicating stained glass
CH52851A
(en )
1912-01-02
Process for making clear quartz articles
CH53838A
(en )
1912-04-01
Process for the production of liquid luminous gas
CH57979A
(en )
1913-02-17
Process for the production of hydrogen
CH57533A
(en )
1913-01-16
Process for the production of hydrogen
CH66969A
(en )
1914-11-02
Process for the production of glass tubes