Patent DE569461C successfully refreshed from Google Patents.
DE569461C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Hollow stone
Assignee: Carl Ludowici K A A
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Filing: 1930-08-27
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Granted: 1935-06-29
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Expires: 1950-08-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 17:16
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/02; E04B2/14; E04B2/16; E04B2002/0202; E04B2002/0204; E04B2002/0206; E04B2002/0256; E04B2002/0258; E04B2002/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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