CH63501A
(en )
1914-02-02
Method for producing a roadway
AT57952B
(en )
1913-02-25
Method for producing a road surface.
CH66036A
(en )
1914-09-01
process for making a durable nitrobenzenediazonium compound
CH66037A
(en )
1914-08-01
process for making a durable nitrobenzenediazonium compound
CH63976A
(en )
1914-03-02
Process for producing a glass skin
CH67974A
(en )
1915-02-01
Method for producing a pad for trusses
CH65280A
(en )
1914-06-01
Process for producing a platinum adsorption
CH65639A
(en )
1914-07-01
Process for making sacks
CH64936A
(en )
1914-05-01
Process for the preparation of a durable nitrobenzenediazonium compound
CH66966A
(en )
1914-11-02
Process for the production of homogeneous pressed concrete piles
CH52023A
(en )
1911-10-02
Process for the production of a tannin-silver-protein compound
CH65485A
(en )
1914-06-16
Process for producing welded rail joints
CH62587A
(en )
1913-12-01
Method for producing a synthetic resin
CH67057A
(en )
1914-11-02
Process for the production of a hollow ceiling from reinforced concrete
CH65685A
(en )
1914-07-01
Process for the production of rammed asphalt
CH52064A
(en )
1911-10-16
Process for the production of a pavement using a bitumen
CH66648A
(en )
1914-10-01
Method of preparing a rubbery substance
CH67762A
(en )
1915-01-16
Process for producing a yellow to brown mineral color
CH67114A
(en )
1914-11-02
Process for the production of a wood substitute
CH58686A
(en )
1913-03-17
Process for producing a celluloid glass mass
CH64160A
(en )
1914-03-16
Process for the production of a waterproof cement
CH64878A
(en )
1914-05-01
Method of making a waterproof mortar
CH66267A
(en )
1914-08-17
Process for the production of a synthetic wood mass
CH57989A
(en )
1913-02-17
Method of making a paint
AT74063B
(en )
1917-12-27
Method for producing a stained glass replica from fabric.