CA447049A
(fr )
1948-03-02
Composition de caoutchouc
CA453480A
(fr )
1948-12-21
Vulcanisation du caoutchouc butyle
CA453479A
(fr )
1948-12-21
Vulcanisation des coplymeres du butadiene
CA446935A
(fr )
1948-03-02
Crochet
CA451291A
(fr )
1948-09-21
Dispositif de fixation de ski
CA448635A
(fr )
1948-05-25
Cadre de havresac
CA447101A
(fr )
1948-03-09
Cuiller de peche
CA447626A
(fr )
1948-03-30
Polymeres
CA447931A
(fr )
1948-04-20
Polymeres
CA450720A
(fr )
1948-08-24
Caoutchouc calorifuge
CA453478A
(fr )
1948-12-21
Vulcanisation du caoutchouc butyle
CA452418A
(fr )
1948-11-02
Polymere
CA453714A
(fr )
1948-12-28
Copolymere
CA448210A
(fr )
1948-04-27
Copolymere
CA448207A
(fr )
1948-04-27
Copolymere
CA446979A
(fr )
1948-03-02
Controle de phases liquides et gazeuses
CA447918A
(fr )
1948-04-20
Dispositif de commande
CA449883A
(fr )
1948-07-13
Vulcanisateur
CA452417A
(fr )
1948-11-02
Matiere polymerisee
CA448791A
(fr )
1948-05-25
Dispositif de controle
CA446452A
(fr )
1948-01-27
Composition polymerisee
CA448961A
(fr )
1948-06-08
Cuisiniere
CA445932A
(fr )
1948-01-06
Metier a tisser a la main
CA450158A
(fr )
1948-07-27
Disque de friction
CA446250A
(fr )
1948-01-20
Morpholino-guanamines