Patent DE675747C successfully refreshed from Google Patents.
DE675747C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Luffing crane
Assignee: Mannesmann Demag AG
•
Filing: 1936-12-09
•
Granted: 1939-05-16
•
Expires: 1956-12-09
Abstract
No abstract record available.
Inventors
- 👤 Hermann Fackert
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 22:12
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/18; B66C23/36; B66C23/52; B66C23/62; B66C23/82
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.