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公开(公告)号:US2352651A
公开(公告)日:1944-07-04
申请号:US39179141
申请日:1941-05-03
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
IPC: B03C3/41
CPC classification number: B03C3/41 , B03C2201/10
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公开(公告)号:US1903644A
公开(公告)日:1933-04-11
申请号:US58468432
申请日:1932-01-04
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
IPC: B03C3/40
CPC classification number: B03C3/40
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公开(公告)号:US2505907A
公开(公告)日:1950-05-02
申请号:US70700646
申请日:1946-10-31
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
IPC: B03C3/41
CPC classification number: B03C3/41 , B03C2201/10 , Y10S55/38 , Y10T29/36 , Y10T29/49561
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公开(公告)号:US2409579A
公开(公告)日:1946-10-15
申请号:US54060944
申请日:1944-06-16
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
IPC: B03C3/41
CPC classification number: B03C3/41 , B03C2201/10 , Y10S55/38
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公开(公告)号:US2313389A
公开(公告)日:1943-03-09
申请号:US39179041
申请日:1941-05-03
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
IPC: B03C3/10
CPC classification number: B03C3/10
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公开(公告)号:US2097233A
公开(公告)日:1937-10-26
申请号:US71850134
申请日:1934-03-31
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
CPC classification number: B05B15/1292 , B05B5/08 , Y10S101/37
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公开(公告)号:US1912381A
公开(公告)日:1933-06-06
申请号:US43916130
申请日:1930-03-26
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
IPC: B03C3/014
CPC classification number: B03C3/014
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公开(公告)号:US2110631A
公开(公告)日:1938-03-08
申请号:US911835
申请日:1935-03-02
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
IPC: B03C3/15
CPC classification number: B03C3/15
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公开(公告)号:US1444627A
公开(公告)日:1923-02-06
申请号:US26713018
申请日:1918-12-17
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
IPC: B03C3/16
CPC classification number: B03C3/16
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公开(公告)号:US1329844A
公开(公告)日:1920-02-03
申请号:US20402017
申请日:1917-11-26
Applicant: RESEARCH CORP
Inventor: MESTON ARCHIBALD F
IPC: B03C3/16
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