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FR2133307A5
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FR2133307A5 - - Google Patents
Assignee: ELF ENTR RECH ACTIVIT
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Filing: 1971-04-16
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Granted: 1972-11-24
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Expires: 1991-04-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 07:20
CPC Classifications
B; B63; B63B; B63B22/00; B63B22/02; B63B22/021
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References Cited (Backward Citations)
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