Patent DE683564C successfully refreshed from Google Patents.
DE683564C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Resilient iron pit lining in a ring or arch shape
Assignee: Bochumer Eisenhuette Heintzmann GmbH and Co KG
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Filing: 1933-04-13
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Granted: 1939-11-09
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Expires: 1953-04-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-06 15:11
CPC Classifications
E; E21; E21D; E21D11/00; E21D11/14; E21D11/18; E21D11/20; E21D11/22
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