DE378026C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Milling process with step-by-step comminution of the material to be ground in the pre-grinding and fine grinding chambers arranged in a grinding housing, but separated from one another
Assignee: Individual
•
Filing: —
•
Granted: 1923-07-04
•
Expires: 1940-07-04
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-06 03:17
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/04; B02C17/06
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.