Patent DE1038457B successfully refreshed from Google Patents.
DE1038457B
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Echo sounder
Assignee: ELAC Electroacustic GmbH
•
Filing: 1955-03-23
•
Granted: —
•
Expires: 1975-03-23
Abstract
No abstract record available.
Inventors
- 👤 Dr Phil Habil Erhard Ahrens
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-26 19:19
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.