FR387882A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Universal device for the classification and enrichment of minerals
Assignee: Individual
•
Filing: 1908-03-06
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Granted: 1908-07-25
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Expires: 1928-03-06
Abstract
No abstract record available.
Inventors
- 👤 Marcellin Castelnau
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 12:53
CPC Classifications
B; B03; B03B; B03B5/00; B03B5/62; B03B5/623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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