Patent US5271697A successfully refreshed from Google Patents.
Patent DE335675C successfully refreshed from Google Patents.
DE335675C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Protection wall against x-rays or radium rays
Assignee: ALEXANDER LOREY DR
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Filing: 1919-08-24
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Granted: 1921-04-06
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Expires: 1939-08-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 11:55
CPC Classifications
G; G21; G21F; G21F1/00; G21F1/02
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References Cited (Backward Citations)
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