Patent FR753108A successfully refreshed from Google Patents.
FR753108A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Boiler for central space heating
Assignee: Rudolf Kuhlmann
•
Filing: 1933-03-24
•
Granted: 1933-10-07
•
Expires: 1953-03-24
Abstract
No abstract record available.
Inventors
- 👤 Rudolf Kuhlmann
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 14:39
CPC Classifications
F; F24; F24H; F24H1/00; F24H1/22; F24H1/40; F24H1/24; F24H1/26; F24H1/44; F24H1/48; F24H1/52
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.