CA650557A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Means for determining track level and super elevation
Assignee: Ivacan Inc
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Filing: —
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Granted: 1962-10-16
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Expires: 1979-10-16
Abstract
No abstract record available.
Inventors
- 👤 John K. Stewart
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-10-24 21:44
CPC Classifications
—
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