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公开(公告)号：US3434870A
公开(公告)日：1969-03-25
申请号：US3434870D
申请日：1965-02-17
Applicant: COTTON PRODUCERS INST
Inventor： TOVEY HENRY , PRAHL HELMUT F , HART FREDERICK M
IPC: D06M14/04 , D06M15/423 , D06M15/55 , D06M15/38
CPC classification number: D06M14/04 , D06M15/423 , D06M15/55 , Y10T442/273
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