CH337322A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Prestressed composite box girder for structures and methods of manufacturing the same
Assignee: Aleksander Dipl Ing Gorajek
•
Filing: 1955-12-09
•
Granted: —
•
Expires: 1975-12-09
Abstract
No abstract record available.
Inventors
- 👤 Aleksander Dipl Ing Gorajek
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-05 12:28
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/29; E04C3/293
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.