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公开(公告)号:US2503660A
公开(公告)日:1950-04-11
申请号:US5298448
申请日:1948-10-06
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: EXILINE PAUL G , AIKINS JOHN R
IPC: G01N11/08
CPC classification number: G01N11/08
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公开(公告)号:US2462642A
公开(公告)日:1949-02-22
申请号:US65366646
申请日:1946-03-11
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor: JACOBSON EUGENE W , CREAZZI HARRY O , ALLEGHENY COUNTY , AIKINS JOHN R
IPC: B65B31/00
CPC classification number: B65B31/003
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