DE879116C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Train protection system for rail vehicles, preferably for railways
Assignee: Individual
•
Filing: 1950-07-16
•
Granted: 1953-06-11
•
Expires: 1970-07-16
Abstract
No abstract record available.
Inventors
- 👤 Josef Haas
- 👤 Karl Metzger
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 15:56
CPC Classifications
B; B61; B61L; B61L3/00; B61L3/02; B61L3/08
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.