CA365542A
(fr )
1937-04-20
Procede a fixer le sous-sol
CA364758A
(fr )
1937-03-16
Procede a solidifier la terre
CA370569A
(fr )
1937-12-14
Procede a fonte de graisse
CA370570A
(fr )
1937-12-14
Procede a fonte de graisse
CA368472A
(fr )
1937-09-07
Engrais chimique
CA365633A
(fr )
1937-04-27
Procede de flottage
AU102941B2
(en )
1938-01-20
Ikonoscope
AU104717B2
(en )
1938-08-18
Ikonoscope
CA364120A
(fr )
1937-02-16
Pompe a jet d'eau
CA364296A
(fr )
1937-02-23
Telegraphone
CA364486A
(fr )
1937-03-02
Lustre
CA364623A
(fr )
1937-03-09
Triple fiche
CA365792A
(fr )
1937-05-04
Tige a souder
CA365848A
(fr )
1937-05-04
Camera a boite
CA366243A
(fr )
1937-05-18
Instrument d'ajustage de portes, etc.
CA366958A
(fr )
1937-06-22
Lustre
CA366959A
(fr )
1937-06-22
Lustre
CA367686A
(fr )
1937-07-27
Creatographie
CA367900A
(fr )
1937-08-10
Phenyle-methyle-pyrazolonyle
CA368016A
(fr )
1937-08-10
Baton de ski
CA368312A
(fr )
1937-08-24
Fixation de ski
CA369611A
(fr )
1937-11-02
Chaudiere electrique
CA369695A
(fr )
1937-11-02
Fixation de ski
CA370287A
(fr )
1937-11-30
Evaporateur-compteur
CA393526A
(fr )
1940-12-31
Lustre