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公开(公告)号：US3198900A
公开(公告)日：1965-08-03
申请号：US27863863
申请日：1963-05-07
Applicant: SPECIALTIES DEV CORP
Inventor： ELI LEVY , HARRY FASAL JOHN
IPC: H01H35/10
CPC classification number: H01H35/10
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