CA378067A
(fr )
1938-12-06
Lampe pour ondes courtes
CA373792A
(fr )
1938-05-17
Bouche-pores
CA378485A
(fr )
1938-12-20
Tube repliable
CA378334A
(fr )
1938-12-13
Accouplement
CA377144A
(fr )
1938-10-18
Accouplement de tubes
CA376973A
(fr )
1938-10-11
Lampe de radio
CA375992A
(fr )
1938-08-23
Lampe a plein de gaz
AU105239B2
(en )
1938-10-06
Braun Tube
CA378443A
(fr )
1938-12-20
Moyens de poser les boutons
CA377051A
(fr )
1938-10-11
Arsenobenzene-mono-sulfoxylate
CA375577A
(fr )
1938-08-02
Piano-violon
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
CA374498A
(fr )
1938-06-21
Oxazole-trimethinecyanine
CA374530A
(fr )
1938-06-21
Plaque a poncer
CA374585A
(fr )
1938-06-21
Defecateur
CA374662A
(fr )
1938-06-28
Dibenzoxacarbocyanine
AU106979B2
(en )
1939-03-30
Suspensories
CA375883A
(fr )
1938-08-16
Fusee-turbine
CA376835A
(fr )
1938-10-04
Telegraphone
CA377050A
(fr )
1938-10-11
Arsenobenzene-mono-sulfoxylate
CA372770A
(fr )
1938-03-29
Telegraphone