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公开(公告)号:US2359873A
公开(公告)日:1944-10-10
申请号:US39357541
申请日:1941-05-15
Applicant: POINDEXTER RICHARD G
Inventor: POINDEXTER RICHARD G
IPC: G01J1/28
CPC classification number: G01J1/28
公开(公告)号:US2359873A
公开(公告)日:1944-10-10
申请号:US39357541
申请日:1941-05-15
Applicant: POINDEXTER RICHARD G
Inventor: POINDEXTER RICHARD G
IPC: G01J1/28
CPC classification number: G01J1/28