DE629856C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for learning the correct hand posture while writing
Assignee: GERHARD DICK
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Filing: 1935-04-28
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Granted: 1936-05-15
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Expires: 1955-04-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 23:32
CPC Classifications
G; G09; G09B; G09B11/00; G09B11/02
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References Cited (Backward Citations)
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