DE734253C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Wet air cleaner combined with a noise damper
Assignee: Individual
•
Filing: 1939-02-05
•
Granted: 1943-04-12
•
Expires: 1959-02-05
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Lubrecht
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 23:03
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/14; F02M35/12; F02M35/1205; F02M35/1211
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.