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公开(公告)号：US3545064A
公开(公告)日：1970-12-08
申请号：US3545064D
申请日：1968-04-01
Applicant: UNIVERSAL INSTRUMENTS CORP
Inventor： ZEMEK ALBERT W , MCDONALD PAUL V
CPC classification number: H05K13/043 , Y10T29/49771 , Y10T29/53078 , Y10T29/53183 , Y10T29/53478
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