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公开(公告)号：US2881075A
公开(公告)日：1959-04-07
申请号：US48270655
申请日：1955-01-19
Applicant: STALEY MFG CO A E
Inventor： RICHARD LOCKMILLER NOEL , MUSSULMAN WAYNE C , WILLARD TURNER
CPC classification number: C02F3/12 , A23K10/37 , Y02P60/877 , Y02W10/15 , Y10S435/804 , Y10S435/812
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