DE674645C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for cleaning thin-walled objects, e.g. Insert plate for centrifugal drums
Assignee: Bergedorfer Eisenwerk AG
•
Filing: 1937-02-19
•
Granted: 1939-04-19
•
Expires: 1957-02-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 07:26
CPC Classifications
B; B04; B04B; B04B15/00; B04B15/06
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.