Patent FR429624A successfully refreshed from Google Patents.
FR429624A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Railway signal whistle
Assignee: Individual
•
Filing: 1911-05-11
•
Granted: 1911-09-27
•
Expires: 1931-05-11
Abstract
No abstract record available.
Inventors
- 👤 Marcellous Lee Carter
- 👤 Hansel Hicks
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 03:12
CPC Classifications
B; B61; B61L; B61L5/00; B61L5/20
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.