DE1166518B
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Geography teaching materials
Assignee: WILHELM ZEBHAUSER
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Filing: 1962-02-17
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Granted: —
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Expires: 1982-02-17
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Zebhauser
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 23:44
CPC Classifications
G; G09; G09B; G09B25/00; G09B25/06
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References Cited (Backward Citations)
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