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1.Process for preparation of fibers having differing characteristics 失效
Title translation: 具有不同特性的纤维的制备方法公开(公告)号:US3085927A
公开(公告)日:1963-04-16
申请号:US6972860
申请日:1960-11-16
Applicant: INT PAPER CO
Inventor: PESCH ANTHONY W
公开(公告)号:US3085927A
公开(公告)日:1963-04-16
申请号:US6972860
申请日:1960-11-16
Applicant: INT PAPER CO
Inventor: PESCH ANTHONY W