Patent US3847409A successfully refreshed from Google Patents.
Patent DE654048C successfully refreshed from Google Patents.
DE654048C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Suspended ceiling suspended from the load-bearing ceiling with a flexible connection to the surrounding walls, especially for mining areas
Assignee: ANDREAS KEMLER
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Filing: —
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Granted: 1937-12-08
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Expires: 1954-12-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 14:43
CPC Classifications
E; E04; E04B; E04B9/00
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Total Claims: 0
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