CH62587A
(en )
1913-12-01
Method for producing a synthetic resin
CH63977A
(en )
1914-03-02
Process for producing a fuel
CH61246A
(en )
1913-09-16
Method for producing a decorative item
CH74125A
(en )
1917-01-16
Method for producing a coffee substitute
CH60706A
(en )
1913-08-01
Process for producing a soundproof floor covering
CH59417A
(en )
1913-05-02
Process for the production of a post-chromable monoazo dye
CH67114A
(en )
1914-11-02
Process for the production of a wood substitute
CH64941A
(en )
1914-05-01
Process for the manufacture of a celluloid substitute
CH63501A
(en )
1914-02-02
Method for producing a roadway
CH59163A
(en )
1913-04-16
Process for preparing a pigment
AT57952B
(en )
1913-02-25
Method for producing a road surface.
CH74337A
(en )
1917-02-16
Process for making a soap substitute
CH57308A
(en )
1913-01-02
Process for making a fertilizer
CH59101A
(en )
1913-04-16
Process for producing a mortar for space-stable artificial stones
CH54757A
(en )
1912-06-17
Method for producing a bandage material
CH62767A
(en )
1913-12-16
process for the production of a plaster composed of artificial stones
CH62585A
(en )
1913-12-01
Process for the preparation of a cyclic ketone
CH60709A
(en )
1913-08-01
Process for the production of a substructure for railway tracks
CH52415A
(en )
1911-11-16
Process for the manufacture of a leather substitute
CH72963A
(en )
1917-01-02
Process for making a fertilizer
CH59594A
(en )
1913-05-16
Process for making an insecticide
CH66036A
(en )
1914-09-01
process for making a durable nitrobenzenediazonium compound
CH66037A
(en )
1914-08-01
process for making a durable nitrobenzenediazonium compound
CH73106A
(en )
1916-10-02
Process for the production of a leather substitute
CH61552A
(en )
1913-10-01
Method of making a solid disinfectant