DE684422C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for pumping concrete into inaccessible spaces
Assignee: GERHARD ROST
•
Filing: 1936-06-30
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Granted: 1939-11-28
•
Expires: 1956-06-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 08:04
CPC Classifications
E; E04; E04G; E04G21/00; E04G21/02; E04G21/04; E04G21/0418; E04G21/0472
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