CH56097A
(en )
1912-10-01
Device for the detachable fastening of curtains
CH51187A
(en )
1911-08-16
Device for the extension of broken limbs
CH59027A
(en )
1913-04-16
Device for the optional operation of apparatus
CH67036A
(en )
1914-11-02
Process for the preparation of a-bronisovaleric acid-p-phenetidine
CH59570A
(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
CH59573A
(en )
1913-05-16
Process for the preparation of aminoanthraquinone
CH55491A
(en )
1912-09-02
Device for eliminating the coupling of animals
CH46792A
(en )
1910-04-16
Device for the automatic stabilization of airplanes
CH48741A
(en )
1910-12-01
Device for the production of galvanizing
CH50938A
(en )
1911-07-17
Device for attaching the handle of devices
CH58410A
(en )
1913-03-01
Process for the preparation of tetraethylglycol
CH59795A
(en )
1913-06-02
Process for the preparation of tetraethylglycol
CH57983A
(en )
1913-02-17
Process for the preparation of tetranitroaniline
CH57398A
(en )
1913-01-02
Process for the preparation of 4-oxy-3-aminophenylarsine
CH55479A
(en )
1912-08-16
Process for the preparation of ß-γ-dimethylerythrene
CH54324A
(en )
1912-05-17
Process for the representation of erythrene
CH58670A
(en )
1913-03-17
Process for the representation of erythrene
CH61833A
(en )
1913-10-16
Process for the preparation of potassium amide
CH55291A
(en )
1912-08-01
Device for the prevention of train collisions
CH82898A
(en )
1919-11-01
Device for the electrolysis of halogen alkalis
CH54274A
(en )
1912-05-17
Method and device for the production of mica sheets
CH73661A
(en )
1916-11-01
Device for the production of concrete steps
CH66642A
(en )
1914-10-01
Process for the preparation of 2-3-oxynaphtoic acid-m-toluid