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公开(公告)号：US3152523A
公开(公告)日：1964-10-13
申请号：US21741662
申请日：1962-08-16
Applicant: WHITFIELD LAB INC
Inventor： WHITFIELD MARSHALL G , HENRY WESLAKE
CPC classification number: F02F3/003 , F02F3/12 , F02F2200/04 , F05C2201/021
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