FR1559879A
Expired / Lapsed
FR
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FR1559879A - - Google Patents
Assignee: —
•
Filing: 1968-02-14
•
Granted: 1969-03-14
•
Expires: 1988-02-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 16:56
CPC Classifications
E; E21; E21F; E21F15/00; E21F15/02; E21F15/04; D; D03; D03D; D03D25/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
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