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Patent DE575213C successfully refreshed from Google Patents.
DE575213C
Expired / Lapsed
DE
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Series resistor for electric light bulbs to increase their service life
Assignee: MIJ TOT EXPLOITATIE VAN UITVIN
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Filing: 1931-12-23
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Granted: 1933-04-26
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Expires: 1951-12-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 16:23
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/62
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