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BE522199A - - Google Patents

Assignee: —
•
Filing: 1953-07-19
•
Granted: —
•
Expires: 1973-07-19
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Abstract

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Inventors

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Bibliographic Details

Application Number —
Jurisdiction BE
Data Source google_patents
Last Synchronized 2026-11-09 02:14
CPC Classifications
C; C01; C01B; C01B17/00; C01B17/69; C01B17/74; C01B17/76; C01B17/78; C01B17/79

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