CH56179A
(en )
1912-10-16
Process for manufacturing gold-plated pendants, of the so-called `` oval '' type
FR417929A
(en )
1910-11-25
Hydrogen manufacturing process
FR457836A
(en )
1913-09-26
Process for manufacturing stoles, sleeves, garments, adornments and the like, of furs
FR439732A
(en )
1912-06-21
Acetone manufacturing process
FR429140A
(en )
1911-09-15
Ammonia manufacturing process
FR20072E
(en )
1916-03-22
Process for the production of cellulose ethers
FR415683A
(en )
1910-10-01
Manufacturing process of amido-aryl-acidyl-amido-anthraquinones
FR433457A
(en )
1912-01-08
Urea manufacturing process
FR418167A
(en )
1910-12-02
Process for the manufacture of indoxyl, its derivatives and its homologues
CH57772A
(en )
1913-02-01
Manufacturing process for chemical matches
FR446323A
(en )
1912-12-02
Manufacturing process of? - chloranthraquinones
FR19578E
(en )
1915-03-16
Manufacturing process of? - chloranthraquinones
FR442149A
(en )
1912-08-24
Process for the production of erythrene
FR437387A
(en )
1912-04-19
Process for the production of erythrene
FR473399A
(en )
1915-01-09
Process for the production of cellulose ethers
CH55932A
(en )
1912-10-01
Isoprene manufacturing process
CH48707A
(en )
1910-11-16
Cuprocupric oxychloride manufacturing process
FR523351A
(en )
1921-08-17
Fertilizer manufacturing process
FR15639E
(en )
1912-08-16
Process for the production of anthraquinone derivatives
FR434274A
(en )
1912-01-30
Manufacturing process of the female parts of push-button clasps
FR436710A
(en )
1912-04-03
Synthetic manufacturing process for ammonia
FR477746A
(en )
1915-11-05
Ammonia manufacturing process
FR483316A
(en )
1917-06-26
Process for the production of materials based on cellulose ethers, and products resulting from this manufacture
FR427265A
(en )
1911-07-31
Cellulose acetate manufacturing process
FR16353E
(en )
1913-01-14
Ammonia production process