CA317266A
(fr )
1931-11-17
Alliage de nickel et de fer
CA311926A
(fr )
1931-06-02
Alliage de fer
CA307257A
(fr )
1931-01-06
Alliage metallique
CA308309A
(fr )
1931-02-03
Alliage
CA308834A
(fr )
1931-02-24
Alliage
CA309920A
(fr )
1931-03-31
Alliage de magnesium et de cerium
CA314810A
(fr )
1931-09-01
Alliage
CA315419A
(fr )
1931-09-22
Alliage
CA315801A
(fr )
1931-10-06
Alliage
CA315912A
(fr )
1931-10-06
Alliage inoxydable
CA315915A
(fr )
1931-10-06
Alliage
CA316084A
(fr )
1931-10-13
Alliage
CA317439A
(fr )
1931-11-24
Alliage de fer, nickel et cuivre
CA317440A
(fr )
1931-11-24
Alliage non-magnetique de fer, nickel et cuivre
CA304213A
(fr )
1930-09-23
Alliage de fer
CA311709A
(fr )
1931-05-26
Alliage de fer, nickel et chrome
CA309045A
(fr )
1931-03-03
Alliage de soudure
CA317441A
(fr )
1931-11-24
Alliage de fer, nickel, cuivre et chrome
CA318118A
(fr )
1931-12-15
Acier d'alliage
CA316350A
(fr )
1931-10-20
Alliage d'acier
CA316378A
(fr )
1931-10-20
Alliage d'acier
CA316379A
(fr )
1931-10-20
Alliage d'acier
CA316380A
(fr )
1931-10-20
Alliage d'acier
CA316381A
(fr )
1931-10-20
Alliage d'acier
CA311938A
(fr )
1931-06-02
Acier d'alliage