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公开(公告)号：US3020169A
公开(公告)日：1962-02-06
申请号：US62662456
申请日：1956-12-06
Applicant: B B CHEM CO
Inventor： PHILLIPS JR FERDINAND N , MORRIS THOMAS C , CHAPLICK ADOLPH M
IPC: A43B23/16
CPC classification number: A43B23/16 , Y10S428/904 , Y10T428/23914 , Y10T428/23943 , Y10T428/26
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