NL27C
(en )
1913-09-01
Process for the addition of chlorine to olefins
NL459C
(en )
1914-12-01
Process for the preparation of quinzarin
NL387C
(en )
1914-10-15
Machine for the production of artificial slate
NL382C
(en )
1914-10-15
Process for the preparation of erythrene
NL1191C
(en )
1916-03-15
Process for the complete removal of sulfur and sulfur compounds from hydrogen
NL150C
(en )
1914-03-16
Tool for bringing deeper layers of the earth to the earth's surface
NL617C
(en )
1915-04-15
Process for the preparation of bismethylaminotetraminoarsenobenzol
NL74C
(en )
1913-12-15
Process for the manufacture of imitation marble slabs
NL358C
(en )
1914-10-01
Process for preparing erythrene
NL109C
(en )
1914-01-15
Process for the preparation of varnishes from wood oil
NL273C
(en )
1914-07-01
Improvement to the ironing equipment of boats or sloops
CH70719A
(en )
1915-10-16
Process for the manufacture of textile-like products
FR483454A
(en )
1917-07-11
Retort for the destructive distillation of coal
NL1368C
(en )
1916-07-01
Process for the preparation of solutions of derivatives of bismethylaminotetraminoarsenobenzole
NL1650C
(en )
1916-10-16
Improvements to the bodywork of automobiles
NL51C
(en )
1913-11-01
Improvement to elbow bending machines
NL1763C
(en )
1917-01-15
Method of preparing alcohol from sulphite lye or the like
NL372C
(en )
1914-11-16
Process for the preparation of chlorine derivatives of the amyl series
NL1564C
(en )
1916-09-15
Improved nut cracking machine
NL726C
(en )
1915-06-11
Process for the preparation of waterproof cement
NL831C
(en )
1915-09-15
Process for the mechanical purification of sugarcane juice
NL343C
(en )
1914-10-01
Process for preparing solid fumigants
NL959C
(en )
1915-12-01
Improvement to the pivot block of transportable guns
NL939C
(en )
1915-11-15
Improvements to gas centrifuges
CH55752A
(en )
1912-09-02
Process for the preparation of acetylene tetrachloride