Patent JPS5232139A successfully refreshed from Google Patents.
JPS5232139A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Heat accumulating device of sun
Assignee: Hitachi Ltd
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Filing: 1975-09-05
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Granted: —
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Expires: 1995-09-05
Abstract
Abstract PURPOSE:To improve the efficiency of heat accumulating and to reduce the loss of heat discharging.
Inventors
- 👤 Takeshi Sakamoto
- 👤 Akira Uenishi
- 👤 Shunichi Anzai
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-03 22:47
CPC Classifications
F; F24; F24S; F24S23/00; F24S23/30; F24S23/31; F24S10/00; F24S10/70; F24S10/75; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2920710A
Cited
JPS5076993A
Cited
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