DE553769C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Folded protective sheet made of sterile paper that can be placed on the edge of drinking vessels
Assignee: Individual
•
Filing: 1931-06-10
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Granted: 1932-06-30
•
Expires: 1951-06-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-31 21:27
CPC Classifications
A; A47; A47G; A47G19/00; A47G19/22; A47G19/2205; A47G19/2211; A47G19/2216
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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