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公开(公告)号:US2346136A
公开(公告)日:1944-04-11
申请号:US41548641
申请日:1941-10-17
Applicant: BECKWITH MFG CO
Inventor: LOVELL STANLEY P , STRAW HARRY H
IPC: C08L1/28
CPC classification number: C08L1/28 , C08L2666/02
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2.Process of shoemaking characterized by the employment of a special stiffener 失效
Title translation: 制鞋过程的特点是采用特殊的加强筋公开(公告)号:US2480078A
公开(公告)日:1949-08-23
申请号:US64024446
申请日:1946-01-10
Applicant: BECKWITH MFG CO
Inventor: HEATON WALTER H , STRAW HARRY H
IPC: A43B23/08
CPC classification number: A43B23/086 , Y10T156/1002
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公开(公告)号:US2285064A
公开(公告)日:1942-06-02
申请号:US32764540
申请日:1940-04-03
Applicant: BECKWITH MFG CO
Inventor: STRAW HARRY H
IPC: A41H5/00
CPC classification number: A41H5/00 , Y10S524/925 , Y10S524/926
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