Patent DE644713C successfully refreshed from Google Patents.
DE644713C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Joint formation for concrete pavements
Assignee: DUROMIT BETON GES WESTPHAL SAC
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Filing: 1935-10-19
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Granted: 1937-05-11
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Expires: 1955-10-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 20:57
CPC Classifications
E; E01; E01C; E01C11/00; E01C11/02; E01C11/04; E01C11/10; E01C11/103
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