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公开(公告)号:US1846096A
公开(公告)日:1932-02-23
申请号:US48802130
申请日:1930-10-11
Applicant: CHERRY BURRELL CORP
Inventor: HARVEY FELDMEIER
IPC: F16L19/02
CPC classification number: F16L19/0212 , Y10S285/906
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公开(公告)号:US1840495A
公开(公告)日:1932-01-12
申请号:US42394730
申请日:1930-01-28
Applicant: CHERRY BURRELL CORP
Inventor: HARVEY FELDMEIER , LOUIS ROSENFELD
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公开(公告)号:US1817978A
公开(公告)日:1931-08-11
申请号:US36969929
申请日:1929-06-10
Applicant: CHERRY BURRELL CORP
Inventor: HARVEY FELDMEIER
IPC: A01J9/04
CPC classification number: A01J9/04 , Y10S165/349
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公开(公告)号:US1766618A
公开(公告)日:1930-06-24
申请号:US4815925
申请日:1925-08-04
Applicant: CHERRY BURRELL CORP
Inventor: HARVEY FELDMEIER
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公开(公告)号:US1750997A
公开(公告)日:1930-03-18
申请号:US2600825
申请日:1925-04-27
Applicant: CHERRY BURRELL CORP
Inventor: HARVEY FELDMEIER
IPC: B01D29/23
CPC classification number: B01D29/23 , B01D2201/34
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