CH62658A
(en )
1913-12-16
Method of making fire boxes
CH55309A
(en )
1912-08-01
Method of building iron-reinforced walls
CH54667A
(en )
1912-06-17
Method of depositing tissue
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH58091A
(en )
1913-02-17
Process for the preparation of bromo diethylacetylurea
CH49533A
(en )
1911-02-16
Method of closing the voids of perforated bricks in the manufacture of ceilings
CH59570A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH59572A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH59571A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH59573A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
AT57793B
(en )
1913-02-25
Method and device for the production of asbestos cement panels.
CH54324A
(en )
1912-05-17
Process for the representation of erythrene
CH58670A
(en )
1913-03-17
Process for the representation of erythrene
CH57541A
(en )
1913-01-16
Process for the preparation of sodium amide
CH56522A
(en )
1912-11-01
Process for the production of artificial building blocks
CH56237A
(en )
1912-10-16
Method of making wadding
CH58392A
(en )
1913-03-01
Method of waterproofing hats
CH56981A
(en )
1912-12-02
Method of making vaults
CH67673A
(en )
1915-01-02
Method of packing
CH61833A
(en )
1913-10-16
Process for the preparation of potassium amide
CH54321A
(en )
1912-05-17
Method of cleaning table salt
CH54192A
(en )
1912-05-01
Process for cleaning buildings
CH54859A
(en )
1912-07-01
Method and device for the production of mineral water