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公开(公告)号:US2769188A
公开(公告)日:1956-11-06
申请号:US48137955
申请日:1955-01-12
Applicant: B B CHEM CO
Inventor: WEDGER WALTER H
CPC classification number: A43D25/20 , A43B9/12 , Y10S524/926
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公开(公告)号:US2087878A
公开(公告)日:1937-07-20
申请号:US11106636
申请日:1936-11-16
Applicant: B B CHEM CO
Inventor: WEDGER WALTER H
IPC: A43B13/32
CPC classification number: A43B13/32
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公开(公告)号:US2189812A
公开(公告)日:1940-02-13
申请号:US15801837
申请日:1937-08-09
Applicant: B B CHEM CO
Inventor: MCGILL JOHN H , WEDGER WALTER H
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公开(公告)号:US2217762A
公开(公告)日:1940-10-15
申请号:US15801937
申请日:1937-08-09
Applicant: B B CHEM CO
Inventor: MCGILL JOHN H , WEDGER WALTER H
IPC: C14C9/00
CPC classification number: C14C9/00
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公开(公告)号:US2194579A
公开(公告)日:1940-03-26
申请号:US74821834
申请日:1934-10-13
Applicant: B B CHEM CO
Inventor: WEDGER WALTER H
CPC classification number: C08L11/00 , C08L31/04 , Y10S36/02 , C08L2666/04
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