CH135306A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Installation to produce energy using the heat prevailing in deep mine shafts.
Assignee: Spitzer & Magriso
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Filing: 1928-09-13
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Granted: —
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Expires: 1948-09-13
Abstract
No abstract record available.
Inventors
- 👤 Magriso Spitzer
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-06 09:51
CPC Classifications
F; F03; F03G; F03G4/00; F03G4/074; F24; F24T; F24T10/00; F24T10/20; Y; Y02; Y02E; Y02E10/00; Y02E10/10
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