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公开(公告)号：US3195225A
公开(公告)日：1965-07-20
申请号：US15825761
申请日：1961-12-11
Applicant: SPECIALTIES DEV CORP
Inventor： BELLIVEAU RAYMOND E , RONALD MACINTYRE
IPC: H01C17/00
CPC classification number: H01C17/00 , Y10T29/49082 , Y10T29/49099 , Y10T29/49101 , Y10T29/4979 , Y10T29/4981
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