DE863780C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for pneumatic conveying of grainy or dusty material
Assignee: DANSMIDTH CORP
•
Filing: 1950-10-01
•
Granted: 1953-01-19
•
Expires: 1970-10-01
Abstract
No abstract record available.
Inventors
- 👤 Channing Orasmus Davis
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 16:06
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/04; B65G53/06; B65G53/08; B65G33/00
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.