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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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