CA377964A
(fr )
1938-11-29
Cornet d'extremite
CA377965A
(fr )
1938-11-29
Cornet d'extremite
CA373792A
(fr )
1938-05-17
Bouche-pores
CA374585A
(fr )
1938-06-21
Defecateur
CA375577A
(fr )
1938-08-02
Piano-violon
CA373186A
(fr )
1938-04-19
Moissonneuse-batteuse
CA373588A
(fr )
1938-05-03
Flan photographique
CA373724A
(fr )
1938-05-10
Petrin
CA374408A
(fr )
1938-06-14
Photosculpture
CA374409A
(fr )
1938-06-14
Photosculpture
CA374410A
(fr )
1938-06-14
Defecateur
CA374530A
(fr )
1938-06-21
Plaque a poncer
AU106979B2
(en )
1939-03-30
Suspensories
CA374662A
(fr )
1938-06-28
Dibenzoxacarbocyanine
CA372770A
(fr )
1938-03-29
Telegraphone
CA375883A
(fr )
1938-08-16
Fusee-turbine
CA376835A
(fr )
1938-10-04
Telegraphone
CA377050A
(fr )
1938-10-11
Arsenobenzene-mono-sulfoxylate
CA377051A
(fr )
1938-10-11
Arsenobenzene-mono-sulfoxylate
CA377533A
(fr )
1938-11-08
Pentamethine-omega-aldehyde
CA374498A
(fr )
1938-06-21
Oxazole-trimethinecyanine
CA378461A
(fr )
1938-12-20
Etai de mine
AU109398B2
(en )
1940-01-11
Improved bag-lifter
CA378443A
(fr )
1938-12-20
Moyens de poser les boutons
CA376658A
(fr )
1938-09-20
Vaporisateur electrique