CA392578A
(fr )
1940-11-19
Machine a sceller les ampoules
CA394780A
(fr )
1941-02-25
Methode a sceller les lampes
CA386578A
(fr )
1940-01-30
Machine a sceller les ampoules de lampes
CA398755A
(fr )
1941-08-19
Machine a fabriquer des enveloppes
CA399348A
(fr )
1941-09-16
Machine a fabriquer des enveloppes
CA397871A
(fr )
1941-07-08
Machine a remettre sur forme
CA401517A
(fr )
1941-12-16
Rectifieuse microscopique
CA398318A
(fr )
1941-07-29
Machine a rectifier
CA401913A
(fr )
1941-12-30
Machine pour ecrous rives
CA396522A
(fr )
1941-05-13
Machine a faconner les talons
CA395189A
(fr )
1941-03-11
Machine a poser les semelles
CA396140A
(fr )
1941-04-29
Phare
CA393840A
(fr )
1941-01-14
Phare
CA396394A
(fr )
1941-05-06
Phare
CA401632A
(fr )
1941-12-23
Lanterne
CA395326A
(fr )
1941-03-18
Lampe de table
CA398267A
(fr )
1941-07-29
Produit fluorescent
CA398093A
(fr )
1941-07-22
Matiere fluorescente
CA400524A
(fr )
1941-11-04
Machine a poser le ruban gomme
CA394991A
(fr )
1941-03-04
Bas proteinise
CA396712A
(fr )
1941-05-20
Bas
CA397709A
(fr )
1941-07-01
Machine a diviser
CA393673A
(fr )
1941-01-07
Lampe incandescente
CA394619A
(fr )
1941-02-18
Lampe a piedestal
CA393666A
(fr )
1941-01-07
Fabrication de filaments de lampes