CA445459A
(fr )
1947-12-09
Alliage a base de cuivre
CA445458A
(fr )
1947-12-09
Alliage de cuivre
CA436873A
(fr )
1946-09-10
Alliage a base de cuivre
CA442220A
(fr )
1947-06-17
Alliage a base d'aluminium
CA442765A
(fr )
1947-07-08
Alliage a base de magnesium
CA441611A
(fr )
1947-05-20
Alliage a base de zinc
CA441609A
(fr )
1947-05-20
Alliage a base de zinc
CA441612A
(fr )
1947-05-20
Alliage a base de zinc
CA441610A
(fr )
1947-05-20
Alliage a base de zinc
CA433719A
(fr )
1946-03-19
Affinage d'alliage a base de cuivre
CA445891A
(fr )
1947-12-30
Alliage
CA445894A
(fr )
1947-12-30
Alliage
CA442003A
(fr )
1947-06-10
Alliage
CA445892A
(fr )
1947-12-30
Alliage
CA443803A
(fr )
1947-08-26
Alliage de metal pour coussinets
CA445893A
(fr )
1947-12-30
Alliage
CA451217A
(fr )
1948-09-14
Alliage a base de cuivre
CA450712A
(fr )
1948-08-24
Alliage a base de cuivre
CA451216A
(fr )
1948-09-14
Alliage a base de cuivre
CA446605A
(fr )
1948-02-10
Alliage a base de cuivre
CA432512A
(fr )
1946-01-15
Alliage de cuivre
CA444736A
(fr )
1947-10-28
Alliage ferreux
CA442492A
(fr )
1947-06-24
Alliage pour cathodes
CA435161A
(fr )
1946-06-04
Alliage a base de zinc
CA435162A
(fr )
1946-06-04
Alliage a base de zinc