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公开(公告)号:US3505197A
公开(公告)日:1970-04-07
申请号:US3505197D
申请日:1967-02-20
Applicant: BECKMAN INSTRUMENTS INC
Inventor: MALK DAVID J , ADAY ROY W JR , SLOOTEN NICO JAN VAN , GREENE ROBERT L , PETERSEN ARNE J , MATSUYAMA GEORGE
CPC classification number: G01N27/30