DE677328C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Pipe tamper with a sleeve to be introduced into the inside of the pipe
Assignee: SCHIFF und MASCHB AKT GES DEUT
•
Filing: 1937-08-14
•
Granted: 1939-06-23
•
Expires: 1957-08-14
Abstract
No abstract record available.
Inventors
- 👤 Friedrich Blohm
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-25 09:19
CPC Classifications
F; F28; F28F; F28F11/00; F28F11/02
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.