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公开(公告)号：US1262997A
公开(公告)日：1918-04-16
申请号：US14196417
申请日：1917-01-12
Applicant: STUPECKY LADIMIR F
Inventor： STUPECKY LADIMIR F
CPC classification number: B01F2003/04319
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公开(公告)号：US2346711A
公开(公告)日：1944-04-18
申请号：US42296541
申请日：1941-12-15
Applicant: STUPECKY LADIMIR F
Inventor： STUPECKY LADIMIR F
CPC classification number: F02M7/103 , F02M5/14 , F02M9/133 , F02M19/081
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