Patent FR824785A successfully refreshed from Google Patents.
FR824785A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Casting process for hollow parts
Assignee: Siegfried Junghans
•
Filing: 1937-07-24
•
Granted: 1938-02-16
•
Expires: 1957-07-24
Abstract
No abstract record available.
Inventors
- 👤 Siegfried Junghans
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 14:45
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/006
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.