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公开(公告)号:US1344462A
公开(公告)日:1920-06-22
申请号:US26487318
申请日:1918-11-30
Applicant: THWING INSTR COMPANY
Inventor: THWING CHARLES B
IPC: G01K7/13
CPC classification number: G01K7/13
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公开(公告)号:US1884388A
公开(公告)日:1932-10-25
申请号:US37869129
申请日:1929-07-16
Applicant: THWING INSTR COMPANY
Inventor: THWING CHARLES B
IPC: G01N3/08
CPC classification number: G01N3/08 , G01N2203/0282
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公开(公告)号:US1137596A
公开(公告)日:1915-04-27
申请号:US1913762084
申请日:1913-04-18
Applicant: THWING INSTR COMPANY
Inventor: FALTERMAYER HARRY , THWING CHARLES B
CPC classification number: G01D15/16
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公开(公告)号:US1920039A
公开(公告)日:1933-07-25
申请号:US37869029
申请日:1929-07-16
Applicant: THWING INSTR COMPANY
Inventor: THWING CHARLES B
IPC: G01N19/04
CPC classification number: G01N19/04
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公开(公告)号:US1734837A
公开(公告)日:1929-11-05
申请号:US5431625
申请日:1925-09-03
Applicant: THWING INSTR COMPANY
Inventor: THWING CHARLES B
IPC: G01J5/08
CPC classification number: G01J5/08 , G01J5/0806 , G01J5/0809 , G01J5/0815 , G01J5/0818
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公开(公告)号:US1557387A
公开(公告)日:1925-10-13
申请号:US62085723
申请日:1923-02-23
Applicant: THWING INSTR COMPANY
Inventor: THWING CHARLES B
IPC: G01K13/08
CPC classification number: G01K13/08
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公开(公告)号:US1085511A
公开(公告)日:1914-01-27
申请号:US1912716823
申请日:1912-08-24
Applicant: THWING INSTR COMPANY
Inventor: THWING CHARLES B
CPC classification number: G01D9/34
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公开(公告)号:US1046680A
公开(公告)日:1912-12-10
申请号:US1911646276
申请日:1911-08-26
Applicant: THWING INSTR COMPANY
Inventor: THWING CHARLES B
CPC classification number: G01D9/34
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公开(公告)号:US1709638A
公开(公告)日:1929-04-16
申请号:US75603024
申请日:1924-12-15
Applicant: THWING INSTR COMPANY
Inventor: THWING CHARLES B
IPC: G01N3/30
CPC classification number: G01N3/303
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公开(公告)号:US1418183A
公开(公告)日:1922-05-30
申请号:US45144521
申请日:1921-03-11
Applicant: THWING INSTR COMPANY
Inventor: THWING CHARLES B
IPC: G01D15/24
CPC classification number: G01D15/24
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