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公开(公告)号:US2207817A
公开(公告)日:1940-07-16
申请号:US21538238
申请日:1938-06-23
Applicant: BEATRICE CREAMERY COMPANY
Inventor: PARKER MILTON E , BRENGMAN FRED C
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公开(公告)号:US2288180A
公开(公告)日:1942-06-30
申请号:US21243038
申请日:1938-06-08
Applicant: BEATRICE CREAMERY COMPANY
Inventor: BRENGMAN FRED C , PARKER MILTON E
IPC: G01N27/30
CPC classification number: G01N27/30
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