DE378792C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for rolling twist drills by means of profile rolling
Assignee: Stock & Co Spiralbohrer Werkze
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Filing: —
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Granted: 1923-08-02
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Expires: 1940-08-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 13:36
CPC Classifications
B; B21; B21H; B21H3/00; B21H3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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