Patent US2950218A successfully refreshed from Google Patents.
Patent DE755299C successfully refreshed from Google Patents.
DE755299C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process and device for shielding building openings, wall breakthroughs and the like. Like. With the help of artificially generated air currents
Assignee: Benno Schilde Maschinenbau AG
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Filing: 1942-03-31
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Granted: 1952-03-03
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Expires: 1962-03-31
Abstract
No abstract record available.
Inventors
- 👤 Walter Dipl-Ing Boehmann
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 16:04
CPC Classifications
F; F24; F24F; F24F9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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