Patent DE617796C successfully refreshed from Google Patents.
DE617796C
Expired / Lapsed
DE
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Speech head for the reproduction of phonetic transcription recorded in longitudinal magnetization
Assignee: AEG AG
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Filing: 1932-11-26
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Granted: 1935-08-28
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Expires: 1952-11-26
Abstract
No abstract record available.
Inventors
- 👤 Fritz Pfleumer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 18:14
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/127
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Total Claims: 0
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References Cited (Backward Citations)
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