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公开(公告)号:US3545865A
公开(公告)日:1970-12-08
申请号:US3545865D
申请日:1969-11-10
Applicant: PAIGE B HOOPER
Inventor: HOOPER PAIGE B
IPC: G01J3/12 , G01J4/04 , G01N21/44 , G01J3/00
CPC classification number: G01J3/12 , G01J4/04