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公开(公告)号:US2874744A
公开(公告)日:1959-02-24
申请号:US37350253
申请日:1953-08-11
Applicant: FIRESTONE TIRE & RUBBER CO
Inventor: TRAINER JAMES E
IPC: B60C5/12
CPC classification number: B60C17/01 , Y10T152/10612
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2.Process and apparatus for continuously stretching plastic sheets 失效
Title translation: 连续拉伸塑料片的工艺和设备公开(公告)号:US2560038A
公开(公告)日:1951-07-10
申请号:US75724647
申请日:1947-06-26
Applicant: FIRESTONE TIRE & RUBBER CO
Inventor: TRAINER JAMES E
IPC: B29C55/08
CPC classification number: B29C55/08 , Y10S264/73
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