CH51440A
(en )
1911-09-01
Process for the production of cocoa powder
CH51271A
(en )
1911-08-16
Process for the production of cocoa powder
CH50097A
(en )
1911-04-17
Process for the production of alloys
CH50659A
(en )
1911-06-16
Process for the production of structural parts
AT41185B
(en )
1910-02-25
Process for the production of artificial marble.
CH51422A
(en )
1911-09-01
Process for the production of over-spun buttons
CH47559A
(en )
1910-07-16
Process for the production of dense coatings
CH54358A
(en )
1912-05-17
Process for the production of melt products
CH47429A
(en )
1910-07-01
Process for the production of nitrogen silicon
CH48357A
(en )
1910-10-17
Process for the production of tannin extracts
CH52115A
(en )
1911-11-01
Process for the production of celluloid-like masses
CH58823A
(en )
1913-04-01
Process for the production of metal layers
CH51815A
(en )
1911-09-16
Process for the manufacture of shaped articles
CH49645A
(en )
1911-03-01
Process for the production of metal alloys
CH48716A
(en )
1910-11-16
Process for the production of rubber stamps
CH49431A
(en )
1911-02-01
Process for the production of asbestos filters
CH51290A
(en )
1911-08-16
Process for the production of low-smoke gunpowder
AT46741B
(en )
1911-02-25
Process for the production of lace.
CH47405A
(en )
1910-07-01
Process for the production of appliqué curtains
CH40993A
(en )
1908-09-01
Process for the production of camphor
CH46708A
(en )
1910-05-02
Process for the production of a new type of chocolate
CH52279A
(en )
1911-11-01
Process for the production of tannin extracts
CH49434A
(en )
1911-02-01
Process for the preparation of dehydroindigobisulfite
CH49760A
(en )
1911-03-16
Process for the preparation of ketobutanol
CH49761A
(en )
1911-03-16
Process for the preparation of b-methyltetramethylenediamine