DE971859C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Contact spring arrangement of relays, especially for railway signal systems
Assignee: Siemens Corp
•
Filing: 1952-03-30
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Granted: 1959-04-09
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Expires: 1972-03-30
Abstract
No abstract record available.
Inventors
- 👤 Gerhard Kowallik
- 👤 Fritz Dipl-Ing Meyer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 09:03
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/54; H01H50/56
Claims Analysis
Total Claims: 0
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