CH57059A
(en )
1912-12-16
Process for the manufacture of a leather substitute
CH65057A
(en )
1914-05-16
Process for the manufacture of a cellulode substitute
CH63585A
(en )
1914-02-16
Process for the manufacture of a celluloid substitute
FR482898A
(en )
1917-05-02
Process for the manufacture of a product with a compact structure such as for example artificial leather, felt, Japanese paper
FR464988A
(en )
1914-04-04
Process for the manufacture of a pepper substitute
FR438157A
(en )
1912-05-09
Process for the production of chrome leather
CH72945A
(en )
1916-07-17
Process for the manufacture of a product capable of replacing leather
FR455732A
(en )
1913-08-07
Manufacturing process of a fertilizer
FR494246A
(en )
1919-09-03
Process for the manufacture of a ketone product
FR480433A
(en )
1916-08-03
Process for the manufacture of a leather-like product
FR421431A
(en )
1911-02-22
Process for the production of artificial leather
FR450787A
(en )
1913-04-03
Process for the production of a bi-metal
FR444175A
(en )
1912-10-11
Process for the production of aminoanthraquinones
FR433281A
(en )
1911-12-29
Process for the production of artificial leather
FR443230A
(en )
1912-09-19
Process for the production of a washing product
FR431374A
(en )
1911-11-09
Process for the production of a coffee substitute
FR488995A
(en )
1918-12-03
Process for the production of artificial leather
FR457238A
(en )
1913-09-13
Process for the manufacture of a coffee substitute from cereals
FR418494A
(en )
1910-12-10
Process for the production of artificial leather
FR446270A
(en )
1912-11-30
Manufacturing process of a hard celluloid
FR453595A
(en )
1913-06-11
Process for the manufacture of a product for icing laundry
CH74231A
(en )
1917-02-01
Process for the manufacture of a product by the action of trioxymethylene on cellulose
FR459988A
(en )
1913-11-20
Process for the manufacture of isoprene
FR415445A
(en )
1910-09-26
Process for the manufacture of a fertilizer
CH50452A
(en )
1911-06-01
Process for the manufacture of a new derivative of plum