NL1476C
(en )
1916-08-01
Method for the preparation of cellulose derivatives
NL382C
(en )
1914-10-15
Process for the preparation of erythrene
NL1202C
(en )
1916-04-01
Method for the preparation of sulfur-containing dyes
NL1368C
(en )
1916-07-01
Process for the preparation of solutions of derivatives of bismethylaminotetraminoarsenobenzole
NL523C
(en )
1915-02-15
Process for preparing beta-methyl-gamma-oxybutyldimethylamine
NL459C
(en )
1914-12-01
Process for the preparation of quinzarin
NL94C
(en )
1914-01-15
Process for the preparation of post-chromable monoazo dyes
NL99C
(en )
1914-01-15
Process for the preparation of alpha-butadiene and its derivatives
NL1164C
(en )
1916-04-01
Method for the preparation of hexaminoarsenobenzole
NL617C
(en )
1915-04-15
Process for the preparation of bismethylaminotetraminoarsenobenzol
NL1087C
(en )
1916-03-01
Method for the preparation of arseno-metal preparations
NL190C
(en )
1914-05-01
Process for the preparation of chloranthraquinones and their homologues or derivatives
NL372C
(en )
1914-11-16
Process for the preparation of chlorine derivatives of the amyl series
NL371C
(en )
1915-02-15
Process for the manufacture of viscose silk
FR438527A
(en )
1912-05-20
Perfected still
FI4506A
(en )
1911-07-11
Kulkvarn vars kular lyftas av electromagneter
NL103C
(en )
1914-01-15
Process for preparing lacquers from cellulose esters
FR449645A
(en )
1913-03-04
Aircraft
SU4300A1
(en )
1924-09-15
The method of preparation of preparations for washing
NL498C
(en )
1915-01-15
Process for the preparation of isopentenes and their derivatives
CH70744A
(en )
1915-11-01
Process for the preparation of an oxidation product of sodium cellulose
CH71681A
(en )
1916-02-01
Process for the preparation of an oxidation product of sodium cellulose
NL226C
(en )
1914-05-15
Method of increasing the transparency of paraffin
NL384C
(en )
1914-10-15
Process for the preparation of erythrene and isoprene
CA179069A
(en )
1917-09-04
Fringe for curtains