CH71298A
(en )
1915-12-16
Process for making stained glass
CH57721A
(en )
1913-01-16
Process for the continuous production of transparent glass plates
CH65639A
(en )
1914-07-01
Process for making sacks
CH52852A
(en )
1912-01-02
Process for making clear quartz articles
CH52851A
(en )
1912-01-02
Process for making clear quartz articles
CH55514A
(en )
1912-08-16
Process for the production of vitreous bodies
CH73445A
(en )
1916-10-02
Process for eliminating furnace smoke
CH57062A
(en )
1912-12-02
Process for de-enamelling enamelled objects
CH58670A
(en )
1913-03-17
Process for the representation of erythrene
CH55389A
(en )
1912-08-16
Process for the production of cartridge cases
CH45602A
(en )
1909-12-01
Process for making stained glass
CH57823A
(en )
1913-02-01
Process for backing glass with color compounds
CH57546A
(en )
1913-01-16
Process for the production of size
CH55877A
(en )
1912-09-16
Process for the separation of substances in suspension
CH59573A
(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
CH59570A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH57776A
(en )
1913-02-01
Process for the production of printing forms
CH57543A
(en )
1913-01-16
Process for the preparation of b-b-dianthraquinonyl sulfide
CH53724A
(en )
1912-04-01
Process for facilitating the shaping of softened quartz mass
AT63651B
(en )
1914-02-25
Process for the extraction of all tartaric acid from raw materials containing tartaric acid in the form of potassium bitartrate.
CH52907A
(en )
1912-01-02
Process for the representation of indigo
CH55404A
(en )
1912-08-16
Process for the improvement of fluids
CH57398A
(en )
1913-01-02
Process for the preparation of 4-oxy-3-aminophenylarsine