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1.发明授权Thread storing and thread advancing device comprising an idler advancing roller 失效螺纹存储和螺纹推进装置包括惰轮推进辊
公开(公告)号：US2883733A
公开(公告)日：1959-04-28
申请号：US41341254
申请日：1954-03-01
Applicant: SNIA VISCOSA
Inventor： LUIGI NOTARBARTOLO , DI BELGIOJOSO GAETANO B , GAETANO BRUNI
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2.发明授权Special spinnerets for obtaining yarns of synthetic linear polymers having high regularity of count and of dyability 失效用于获得具有高计数规律性和可染性的合成线型聚合物纱线的特殊喷丝头
公开(公告)号：US3293696A
公开(公告)日：1966-12-27
申请号：US37954564
申请日：1964-07-01
Applicant: SNIA VISCOSA
Inventor： GAETANO BRUNI
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