Die steel

The utility model discloses a die steel, include the main part that is the cuboid form, two parallel relative side tops of main part all are equipped with the chimb, chimb along the top edge extension of main part side, and just the corresponding side with the main part is the acute angle, and the s...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: PAN MUGANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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