FR802964A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Suction device for chimneys and ventilation pipes
Assignee: Bonne Alexandre Auguste
•
Filing: 1936-03-05
•
Granted: 1936-09-19
•
Expires: 1956-03-05
Abstract
No abstract record available.
Inventors
- 👤 Bonne Alexandre Auguste
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 04:30
CPC Classifications
F; F23; F23L; F23L17/00; F23L17/02
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.