DE557344C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Heating process and system in which a heat pump extracts heat from the environment
Assignee: Rheinmetall Air Defence AG
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Filing: 1931-06-06
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Granted: 1932-08-22
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Expires: 1951-06-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 13:28
CPC Classifications
F; F25; F25B; F25B29/00
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Total Claims: 0
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References Cited (Backward Citations)
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