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公开(公告)号:US2705965A
公开(公告)日:1955-04-12
申请号:US24413351
申请日:1951-08-29
Applicant: DAMROW BROTHERS COMPANY
Inventor: SCHULZE WILLIAM G
IPC: B08B9/08
CPC classification number: B08B9/0843
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公开(公告)号:US2514008A
公开(公告)日:1950-07-04
申请号:US2582148
申请日:1948-05-08
Applicant: DAMROW BROTHERS COMPANY
Inventor: PETERS NORMAN J
IPC: B01B1/00
CPC classification number: B01B1/00
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公开(公告)号:US2362089A
公开(公告)日:1944-11-07
申请号:US45217942
申请日:1942-07-24
Applicant: DAMROW BROTHERS COMPANY
Inventor: PETERS NORMAN J
IPC: A01J25/15
CPC classification number: A01J25/15
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公开(公告)号:US2189451A
公开(公告)日:1940-02-06
申请号:US23962738
申请日:1938-11-09
Applicant: DAMROW BROTHERS COMPANY
Inventor: PETERS NORMAN J
IPC: B08B9/08
CPC classification number: B08B9/0843
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公开(公告)号:US2488053A
公开(公告)日:1949-11-15
申请号:US70610746
申请日:1946-10-28
Applicant: DAMROW BROTHERS COMPANY
Inventor: DAMROW EDWARD C
IPC: A01J25/06
CPC classification number: A01J25/06
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公开(公告)号:US2324615A
公开(公告)日:1943-07-20
申请号:US40733541
申请日:1941-08-18
Applicant: DAMROW BROTHERS COMPANY
Inventor: DAMROW EDWARD C
IPC: A23L3/22
CPC classification number: A23L3/22
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公开(公告)号:US1870494A
公开(公告)日:1932-08-09
申请号:US58037531
申请日:1931-12-11
Applicant: DAMROW BROTHERS COMPANY
Inventor: DAMROW EDWARD C
IPC: F16D43/18
CPC classification number: F16D43/18
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公开(公告)号:US1469251A
公开(公告)日:1923-10-02
申请号:US52275121
申请日:1921-12-16
Applicant: DAMROW BROTHERS COMPANY
Inventor: DAMROW EDWARD C
IPC: A01J25/13
CPC classification number: A01J25/13
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公开(公告)号:US2698624A
公开(公告)日:1955-01-04
申请号:US9485749
申请日:1949-05-23
Applicant: DAMROW BROTHERS COMPANY
Inventor: PETERS NORMAN J
IPC: B08B9/08
CPC classification number: B08B9/0843
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公开(公告)号:US2690011A
公开(公告)日:1954-09-28
申请号:US12376549
申请日:1949-10-26
Applicant: DAMROW BROTHERS COMPANY
Inventor: SCHULZE WILLIAM G
IPC: A01J25/06
CPC classification number: A01J25/06 , Y10T83/727 , Y10T83/773 , Y10T83/7797 , Y10T83/783 , Y10T83/8796
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