FR602489A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Rational construction, ventilation and heating
Assignee: Raoul-Rene Warendeuf
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Filing: 1925-08-24
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Granted: 1926-03-19
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Expires: 1945-08-24
Abstract
No abstract record available.
Inventors
- 👤 Raoul-Rene Warendeuf
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 10:00
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/76; E04B1/7608; E04B1/7612
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References Cited (Backward Citations)
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