CH93679A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Voltage regulator in alternating current electrical installations.
Assignee: Martinetto Vittorio
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Filing: 1920-02-27
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Granted: —
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Expires: 1940-02-27
Abstract
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Inventors
- 👤 Martinetto Vittorio
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
—
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