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FR1449751A Expired / Lapsed FR ⏱️ 0.0 years remaining

Process and devices for the production of synthetic yarns of asymmetric cross-section

Assignee: SNIA Viscosa SpA
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Filing: 1965-06-21
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Granted: 1966-05-06
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Expires: 1985-06-21
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-24 12:57
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/253; F; F15; F15B; F15B5/00; F15B5/003; H; H01; H01H; H01H3/00; H01H3/22; H01H3/24

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