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公开(公告)号:US1030967A
公开(公告)日:1912-07-02
申请号:US1912678327
申请日:1912-02-17
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C , CROCKER ERNEST B
CPC classification number: G05D16/0683 , Y10T137/7831
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公开(公告)号:US987039A
公开(公告)日:1911-03-14
申请号:US1910545071
申请日:1910-02-21
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C , CROCKER ERNEST B
CPC classification number: G01L7/04
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公开(公告)号:US940379A
公开(公告)日:1909-11-16
申请号:US1907408477
申请日:1907-12-30
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C , CROCKER ERNEST B
CPC classification number: G01L7/04
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公开(公告)号:US646700A
公开(公告)日:1900-04-03
申请号:US1899727637
申请日:1899-08-18
Applicant: ASHCROFT MFG COMPANY
Inventor: HOUGHTALING WILLIAM
CPC classification number: G01L23/02
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公开(公告)号:US1162982A
公开(公告)日:1915-12-07
申请号:US1105015
申请日:1915-02-27
Applicant: ASHCROFT MFG COMPANY
Inventor: CROCKER ERNEST B
IPC: G01L19/06
CPC classification number: G01L19/0609
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公开(公告)号:US961836A
公开(公告)日:1910-06-21
申请号:US1909489130
申请日:1909-04-10
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C , CROCKER ERNEST B , DARLING PHILIP G
CPC classification number: G01B5/26
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公开(公告)号:US1375366A
公开(公告)日:1921-04-19
申请号:US22767118
申请日:1918-04-10
Applicant: ASHCROFT MFG COMPANY
Inventor: CROCKER ERNEST B
IPC: G01L27/00
CPC classification number: G01L27/00
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公开(公告)号:US1370193A
公开(公告)日:1921-03-01
申请号:US23318518
申请日:1918-05-07
Applicant: ASHCROFT MFG COMPANY
Inventor: CROCKER ERNEST B
IPC: F42C14/04
CPC classification number: F42C14/045
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公开(公告)号:US1048488A
公开(公告)日:1912-12-31
申请号:US1912707945
申请日:1912-07-05
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C , CROCKER ERNEST B , EDDY HOWARD E
CPC classification number: G01N2203/0282
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公开(公告)号:US978833A
公开(公告)日:1910-12-20
申请号:US1910571709
申请日:1910-07-13
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C
CPC classification number: G01D11/24
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