CA450351A
(fr )
1948-08-03
Serre-joint
CA447740A
(fr )
1948-04-06
Procede d'epuration de l'eau
CA446935A
(fr )
1948-03-02
Crochet
CA453480A
(fr )
1948-12-21
Vulcanisation du caoutchouc butyle
CA451291A
(fr )
1948-09-21
Dispositif de fixation de ski
CA446245A
(fr )
1948-01-20
Mandrin
CA448635A
(fr )
1948-05-25
Cadre de havresac
CA447101A
(fr )
1948-03-09
Cuiller de peche
CA451812A
(fr )
1948-10-12
Substance amolissante pour ciment
CA448207A
(fr )
1948-04-27
Copolymere
CA453714A
(fr )
1948-12-28
Copolymere
CA448210A
(fr )
1948-04-27
Copolymere
AU150266B2
(en )
1948-03-11
Liquid synthetic copolymers
CA447931A
(fr )
1948-04-20
Polymeres
CA447626A
(fr )
1948-03-30
Polymeres
CA447082A
(fr )
1948-03-09
Pince a linge
CA447491A
(fr )
1948-03-30
Serrage de contre-pointe
CA452223A
(fr )
1948-11-02
Corde a linge
CA448961A
(fr )
1948-06-08
Cuisiniere
CA452418A
(fr )
1948-11-02
Polymere
CA453375A
(fr )
1948-12-21
Excavateur de tranchees
CA449525A
(fr )
1948-06-29
Machine a traiter les bas
CA447440A
(fr )
1948-03-23
Machine a coudre a points perdus
CA452177A
(fr )
1948-10-26
Machine a creuser des fosses
CA451137A
(fr )
1948-09-07
Mandrin