AT169433B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Reinforced concrete railway sleeper and mold for its manufacture
Assignee: Roger Sonneville
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Filing: 1950-03-30
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Granted: 1951-11-10
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Expires: 1970-03-30
Abstract
No abstract record available.
Inventors
- 👤 Roger Sonneville
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-23 22:00
CPC Classifications
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