Patent FR489249A successfully refreshed from Google Patents.
FR489249A
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Method and apparatus for classifying and electrically separating powdered or granular materials
Assignee: GALLOT ET CIE SOC
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Filing: 1917-05-12
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Granted: 1919-01-06
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Expires: 1937-05-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 21:37
CPC Classifications
B; B03; B03C; B03C7/00
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