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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: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: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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公开(公告)号:US959702A
公开(公告)日:1910-05-31
申请号:US1909508772
申请日:1909-07-21
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C , CROCKER ERNEST B
IPC: F16L19/03
CPC classification number: F16L19/04
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公开(公告)号:US949993A
公开(公告)日:1910-02-22
申请号:US1909519417
申请日:1909-09-24
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C
CPC classification number: F16J1/08
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公开(公告)号:US963986A
公开(公告)日:1910-07-12
申请号:US1910539020
申请日:1910-01-20
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C
CPC classification number: B24B15/08 , Y10T74/19186 , Y10T74/19195 , Y10T74/1921
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公开(公告)号:US880961A
公开(公告)日:1908-03-03
申请号:US1907367761
申请日:1907-04-12
Applicant: ASHCROFT MFG COMPANY
Inventor: BLANCHARD FREDERICK C
CPC classification number: E03C2201/90
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