Patent DE650785C successfully refreshed from Google Patents.
DE650785C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Butt weld connection for pipes laid at an angle with spherical shell-shaped widened, pushed onto a spherical insert ring on its outer surface and welded to this and under itself ends
Assignee: EUGEN WOLF DR
•
Filing: 1933-03-29
•
Granted: 1937-10-01
•
Expires: 1953-03-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 19:05
CPC Classifications
F; F16; F16L; F16L13/00; F16L13/02
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.