Patent DE847869C successfully refreshed from Google Patents.
DE847869C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Opening device for roller shutters, especially for windows with a lower fixed wing
Assignee: FENESTRA CRITTALL AG
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Filing: 1951-03-13
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Granted: 1952-08-28
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Expires: 1971-03-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 13:21
CPC Classifications
E; E05; E05F; E05F11/00; E05F11/02; E05F11/08; E05F11/12; E05F11/16
Claims Analysis
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References Cited (Backward Citations)
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