DE441445C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for showing and storing a large number of related cards, pictures or the like.
Assignee: PAUL LAMBERTS DR
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Filing: —
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Granted: 1927-03-07
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Expires: 1944-03-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 06:29
CPC Classifications
G; G09; G09B; G09B29/00; G09B29/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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