CH49014A
(en )
1911-01-02
Manufacturing process of an imitation of spun leather
FR415683A
(en )
1910-10-01
Manufacturing process of amido-aryl-acidyl-amido-anthraquinones
FR404725A
(en )
1909-12-10
Manufacturing process of an imitation of cordoba leather
FR417929A
(en )
1910-11-25
Hydrogen manufacturing process
FR403199A
(en )
1909-10-27
Manufacturing process of betting articles
FR396217A
(en )
1909-04-05
Manufacturing process of imitation leather
FR369317A
(en )
1907-01-09
Manufacturing process of agglomerates
FR380302A
(en )
1907-12-05
Manufacturing process of an artificial leather
FR8489E
(en )
1908-04-09
Manufacturing process of an artificial leather
CH48707A
(en )
1910-11-16
Cuprocupric oxychloride manufacturing process
FR405572A
(en )
1910-01-07
Process for the manufacture of imitation furskins
CH45134A
(en )
1909-10-16
Manufacturing process of an artificial fertilizer
FR384343A
(en )
1908-04-04
Manufacturing process of alpha-oxythionaphthenes
FR405711A
(en )
1910-01-12
Manufacturing process of an elastic material
FR416696A
(en )
1910-10-26
Manufacturing process of a pearly varnish
FR419005A
(en )
1910-12-24
Manufacturing process of an underwater coating
FR11699E
(en )
1910-04-13
Manufacturing process of pentabromed indigo
FR392638A
(en )
1908-12-01
Manufacturing process of pentabromed indigo
FR404953A
(en )
1909-12-16
Leather waterproofing process
FR419813A
(en )
1911-01-16
Leather waterproofing process
FR19578E
(en )
1915-03-16
Manufacturing process of? - chloranthraquinones
FR446323A
(en )
1912-12-02
Manufacturing process of? - chloranthraquinones
FR401071A
(en )
1909-08-18
Manufacturing process of rubber rings
FR373224A
(en )
1907-05-06
Manufacturing process of gear wheels
CH45490A
(en )
1909-11-16
Manufacturing process of an explosive