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公开(公告)号:US1235366A
公开(公告)日:1917-07-31
申请号:US5655915
申请日:1915-10-18
Applicant: NOYES EDWARD PRESCOTT
Inventor: NOYES EDWARD PRESCOTT
CPC classification number: G01R1/10
公开(公告)号:US1235366A
公开(公告)日:1917-07-31
申请号:US5655915
申请日:1915-10-18
Applicant: NOYES EDWARD PRESCOTT
Inventor: NOYES EDWARD PRESCOTT
CPC classification number: G01R1/10