Patent DE520789C successfully refreshed from Google Patents.
DE520789C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Compressed air foundation by means of caissons
Assignee: Brueckenbau & Eisenconstructio
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Filing: —
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Granted: 1931-03-17
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Expires: 1948-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 11:51
CPC Classifications
E; E02; E02D; E02D19/00; E02D19/06; E02D19/12; E02D19/20
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