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Patent DE331979C successfully refreshed from Google Patents.
DE331979C
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DE
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Assignee: Individual
•
Filing: 1919-03-05
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Granted: 1921-01-18
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Expires: 1939-03-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 15:18
CPC Classifications
G; G09; G09B; G09B19/00; G09B19/02
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Total Claims: 0
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References Cited (Backward Citations)
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