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FR726466A
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Improvements in the production and refining of metals
Assignee: Alexander Grant Macgregor
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Filing: 1931-11-07
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Granted: 1932-05-30
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Expires: 1951-11-07
Abstract
No abstract record available.
Inventors
- 👤 Alexander Grant Macgregor
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 08:27
CPC Classifications
C; C22; C22B; C22B5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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