Patent FR657880A successfully refreshed from Google Patents.
FR657880A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Apparatus intended for the mechanical inspection of railway tracks
Assignee: Louis-Jules Lamotte
•
Filing: 1928-07-20
•
Granted: 1929-05-28
•
Expires: 1948-07-20
Abstract
No abstract record available.
Inventors
- 👤 Louis-Jules Lamotte
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 15:20
CPC Classifications
B; B61; B61K; B61K9/00; B61K9/08
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.