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公开(公告)号:US3523261A
公开(公告)日:1970-08-04
申请号:US3523261D
申请日:1968-01-30
发明人: BIANCHI ACHILLE , MOSTOSI ANGELO
CPC分类号: H01H73/18 , H01H71/04 , H01H71/504 , H01H71/522 , H01H71/525 , H01H77/10 , H01H77/104 , H01H2071/046 , H01H2071/2427 , H01H2071/507 , H01H2071/7481 , H01H2300/046 , H01H2300/048