Patent FR1280348A successfully refreshed from Google Patents.
FR1280348A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Finned rotor blower
Assignee: Nikolaus Laing
•
Filing: 1961-02-13
•
Granted: 1961-12-29
•
Expires: 1981-02-13
Abstract
No abstract record available.
Inventors
- 👤 Nikolaus Laing
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 12:05
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/26; F04D29/28; F04D29/281; F04D29/282; F04D29/66; F04D29/661; F04D29/667
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.