CA438917A
(fr )
1946-12-31
Acier allie se durcissant au forgeage
CA436297A
(fr )
1946-08-06
Sceau metallique
CA434764A
(fr )
1946-05-14
Methode de faconner un acier allie
CA434763A
(fr )
1946-05-14
Methode de faconner l'acier
CA435610A
(fr )
1946-07-02
Acier au chrome
CA433033A
(fr )
1946-02-12
Article en acier d'alliage
CA437350A
(fr )
1946-10-08
Metal resistant a la corrosion
CA444972A
(fr )
1947-11-11
Acier d'alliage
CA444373A
(fr )
1947-09-30
Acier d'alliage
CA437349A
(fr )
1946-10-08
Metal colore
CA435836A
(fr )
1946-07-16
Alliage de metaux
CA435835A
(fr )
1946-07-16
Alliage de metaux
AU130355B2
(en )
1946-11-28
Improvements in or relating toan alloy steel
CA433366A
(fr )
1946-03-05
Appareil a forger le metal
CA444896A
(fr )
1947-11-11
Acier de faible alliage
AU135266B2
(en )
2013-09-10
Improvements relating tothe carburisation of steel andthe like
CA435298A
(fr )
1946-06-18
Decarburisation de poudre de metal
CA436160A
(fr )
1946-07-30
Machine a travailler le metal
CA433231A
(fr )
1946-02-26
Moulage de metaux
CA432540A
(fr )
1946-01-15
Methode a couler les metaux
CA427567A
(fr )
1945-05-15
Acier durcissable
AU133552B2
(en )
1946-11-28
Improvements in or relating tothe hardening of metal articles
CA435206A
(fr )
1946-06-11
Etabli magnetique
AU304746A
(en )
1946-11-28
Improvements in or relating toan alloy steel
CA425959A
(fr )
1945-03-06
Acier d'alliage