FR903785A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
accelerated natural air circulation evaporator
Assignee: Andre-Eugene Delalande
•
Filing: 1944-04-17
•
Granted: 1945-10-15
•
Expires: 1964-04-17
Abstract
No abstract record available.
Inventors
- 👤 Andre-Eugene Delalande
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 12:06
CPC Classifications
F; F25; F25D; F25D17/00; F25D17/04; F25D17/06; F25D17/067
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.