CH310032A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Cross fin for tube cooler.
Assignee: A & P Kaesermann Geb
•
Filing: 1953-02-21
•
Granted: —
•
Expires: 1973-02-21
Abstract
No abstract record available.
Inventors
- 👤 Gebr A P Kaesermann
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-08 17:11
CPC Classifications
F; F28; F28F; F28F1/00; F28F1/10; F28F1/12; F28F1/24; F28F1/32; F28F1/325
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.