Patent US2047838A successfully refreshed from Google Patents.
DE936622C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device on cam pressure disks for the sheet metal holding of mechanically operated drawing presses
Assignee: FORSCHUNGSGESELLSCHAFT BLECHVE
•
Filing: 1954-08-29
•
Granted: 1955-12-15
•
Expires: 1974-08-29
Abstract
No abstract record available.
Inventors
- 👤 Gerhard Dr-Ing Habil Oehler
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 11:49
CPC Classifications
B; B21; B21D; B21D24/00; B21D24/10; B21D24/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.