CH74342A
(en )
1917-02-16
Process for the production of artifacts
FR16127E
(en )
1912-11-20
Process for the production of porous objects
FR444175A
(en )
1912-10-11
Process for the production of aminoanthraquinones
FR471170A
(en )
1914-10-17
Process for the production of decorative objects
FR467076A
(en )
1914-06-03
Process for the production of formaldehyde
FR513018A
(en )
1921-02-05
Process for the electrolytic manufacture of alkali perborates
FR514560A
(en )
1921-03-14
Process for the production of urea
FR494246A
(en )
1919-09-03
Process for the manufacture of a ketone product
FR512597A
(en )
1921-01-26
Process for the production of color stereoscopic images
FR512545A
(en )
1921-01-25
Process for the production of refractory objects
FR484347A
(en )
1917-09-25
Process for the production of artificial slates
FR492153A
(en )
1919-07-01
Process for the production of synthetic alcohol
CH74135A
(en )
1917-01-16
Process for the production of multicolored images
FR473435A
(en )
1915-01-12
Process for the manufacture of metal objects formed from layers of different natures
FR19559E
(en )
1915-03-16
Process for the production of halogenated anthracridones
FR459105A
(en )
1913-10-28
Process for the production of halogenated anthracridones
FR436277A
(en )
1912-03-23
Process for the manufacture of multicolored chains
FR454557A
(en )
1913-07-08
Process for the production of cinematographic images
CH73575A
(en )
1917-03-01
Process for the production of chromates
FR421758A
(en )
1911-03-04
Process for the production of quartz objects composed of several layers
FR437387A
(en )
1912-04-19
Process for the production of erythrene
FR442149A
(en )
1912-08-24
Process for the production of erythrene
FR457846A
(en )
1913-09-26
Process for the production of artificial egrets
FR465767A
(en )
1914-04-27
Process for the production of sheet metal objects
FR466165A
(en )
1914-05-06
Process for the production of alpha-arylides from beta-naphthisatin