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FR939811A
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FR
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Portable electric lamp with normal lighting and emergency lighting by automatic recharging accumulators and also automatic switching from normal lighting to emergency lighting
Assignee: Felix Levy
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Filing: 1947-01-07
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Granted: 1948-11-25
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Expires: 1967-01-07
Abstract
No abstract record available.
Inventors
- 👤 Felix Levy
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 05:32
CPC Classifications
F; F21; F21S; F21S9/00; F21S9/02; F21L; F21L2/00; F21V; F21V23/00
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