Patent DE28706C successfully refreshed from Google Patents.
DE28706C
Active / In Force
DE
Apparatus for lifting sunken ships
Assignee: R. HASCHER und L. LAETSCH in Netzschkau i. V., Sachsen
•
Filing: —
•
Granted: —
•
Expires: —
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 16:15
CPC Classifications
B; B63; B63C; B63C7/00; B63C7/06; B63C7/08; B63B; B63B2207/00; B63B2207/02
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.