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公开(公告)号:US1129231A
公开(公告)日:1915-02-23
申请号:US1913739981
申请日:1913-01-03
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T , CRAIGHEAD JAMES R
CPC classification number: G01R1/22
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公开(公告)号:US1073632A
公开(公告)日:1913-09-23
申请号:US1909520432
申请日:1909-09-30
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T , HOLZ OTTO , HOLZ MATIE D
CPC classification number: G01R25/00
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公开(公告)号:US1057276A
公开(公告)日:1913-03-25
申请号:US1909501210
申请日:1909-06-09
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T , HOLZ OTTO , HOLZ MATIE D
CPC classification number: G01R19/22
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公开(公告)号:US919467A
公开(公告)日:1909-04-27
申请号:US1905249744
申请日:1905-03-13
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
CPC classification number: G01D15/14
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公开(公告)号:US779737A
公开(公告)日:1905-01-10
申请号:US1904221190
申请日:1904-08-18
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
CPC classification number: G01R1/203
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公开(公告)号:US1880106A
公开(公告)日:1932-09-27
申请号:US22401727
申请日:1927-10-04
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
IPC: G03B31/00
CPC classification number: G03B31/00
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公开(公告)号:US1854159A
公开(公告)日:1932-04-12
申请号:US37323229
申请日:1929-06-24
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
CPC classification number: G11B7/00
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公开(公告)号:US1294305A
公开(公告)日:1919-02-11
申请号:US1914861904
申请日:1914-09-15
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T , HARDY CLYDE V
CPC classification number: H02H3/093
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公开(公告)号:US1227320A
公开(公告)日:1917-05-22
申请号:US12292316
申请日:1916-09-29
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
CPC classification number: G01R11/60
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公开(公告)号:US1118444A
公开(公告)日:1914-11-24
申请号:US1913769168
申请日:1913-05-22
Applicant: GEN ELECTRIC
Inventor: ROBINSON LEWIS T
CPC classification number: G01R11/60
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