Patent DE674222C successfully refreshed from Google Patents.
DE674222C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Hall doors rotatable around horizontal axes for large door openings in hangars, especially aircraft hangars
Assignee: BODO FAURE DIPL ING
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Filing: 1934-07-10
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Granted: 1939-04-11
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Expires: 1954-07-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 20:47
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/01
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