DE725047C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Circuit arrangement for igniting and operating electric gas or vapor-filled fluorescent discharge tubes with direct current
Assignee: Siemens Corp
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Filing: 1939-08-19
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Granted: 1942-09-12
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Expires: 1959-08-19
Abstract
No abstract record available.
Inventors
- 👤 Fritz Lucan
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 05:02
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/02; H05B41/04; H05B41/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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