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1.发明授权Production of preforms and longitudinally curved articles of polytetrafluoroethyleneresin 失效生产聚四氟乙烯树脂的预成型件和纵向弯曲制品
公开(公告)号：US2863174A
公开(公告)日：1958-12-09
申请号：US60813556
申请日：1956-09-05
Applicant: RESISTOFLEX CORP
Inventor： SCHUMAN PAUL D , CHU EDWARD J
IPC: B29C47/00
CPC classification number: B29C47/54 , B29C47/0004 , B29C47/0023 , B29C47/0026 , B29C47/0038 , B29K2027/18
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