FR429668A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Reflector-economizer
Assignee: ANDRE GREBEL
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Filing: 1911-05-12
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Granted: 1911-09-28
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Expires: 1931-05-12
Abstract
No abstract record available.
Inventors
- 👤 Andre Grebel
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 15:47
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/08
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References Cited (Backward Citations)
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