Patent DE533915C successfully refreshed from Google Patents.
DE533915C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for image reversal in telegraph equipment
Assignee: Siemens and Halske AG
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Filing: 1929-03-03
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Granted: 1931-09-21
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Expires: 1949-03-03
Abstract
No abstract record available.
Inventors
- 👤 Hans Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-09 00:20
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/40; H04N1/40056
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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