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公开(公告)号:US2218899A
公开(公告)日:1940-10-22
申请号:US29948339
申请日:1939-10-14
Applicant: FISHER SCIENTIFIC CO
Inventor: WARREN WILLIAM B
IPC: B01L3/02
CPC classification number: B01L3/0217
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公开(公告)号:US2436104A
公开(公告)日:1948-02-17
申请号:US53515744
申请日:1944-05-11
Applicant: FISHER SCIENTIFIC CO
Inventor: FISHER AIKEN W , WARREN WILLIAM B
IPC: G01J3/36
CPC classification number: G01J3/36
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公开(公告)号:US2384408A
公开(公告)日:1945-09-04
申请号:US55508444
申请日:1944-09-21
Applicant: FISHER SCIENTIFIC CO
Inventor: WARREN WILLIAM B
IPC: B01L9/00
CPC classification number: B01L9/50
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公开(公告)号:US2288218A
公开(公告)日:1942-06-30
申请号:US39736641
申请日:1941-06-10
Applicant: FISHER SCIENTIFIC CO
Inventor: WARREN WILLIAM B
IPC: B23Q3/06
CPC classification number: B23Q3/062 , B23Q2703/10 , Y10T29/44
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公开(公告)号:US2263112A
公开(公告)日:1941-11-18
申请号:US37121640
申请日:1940-12-21
Applicant: FISHER SCIENTIFIC CO
Inventor: WARREN WILLIAM B
IPC: B01L9/00
CPC classification number: B01L9/50
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