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公开(公告)号:US3060862A
公开(公告)日:1962-10-30
申请号:US78911159
申请日:1959-01-26
Applicant: GEORG NEIDL
Inventor: GEORG NEIDL
IPC: F04D11/00
CPC classification number: F04D11/005
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12.Rotary pumps, particularly for delivery of sewage, thick slurries and the like liquids 失效
Title translation: 旋转泵,特别是用于运送污水,稠浆和类似液体公开(公告)号:US2956503A
公开(公告)日:1960-10-18
申请号:US63723057
申请日:1957-01-30
Applicant: GEORG NEIDL
Inventor: GEORG NEIDL
IPC: F04D11/00
CPC classification number: F04D11/005
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公开(公告)号:US1901817A
公开(公告)日:1933-03-14
申请号:US56763131
申请日:1931-10-08
Applicant: GEORG NEIDL
Inventor: GEORG NEIDL
CPC classification number: F04B39/0005 , F04B7/04 , F04B49/16
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