Patent DE807804C successfully refreshed from Google Patents.
DE807804C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the production of conical hollow masts
Assignee: Individual
•
Filing: 1949-05-20
•
Granted: 1951-07-05
•
Expires: 1969-05-20
Abstract
No abstract record available.
Inventors
- 👤 Hermann Debor
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-28 04:04
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/15; B21C37/16; B21C37/18
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.