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公开(公告)号：US3377576A
公开(公告)日：1968-04-09
申请号：US45281165
申请日：1965-05-03
Applicant: METCOM INC
Inventor： EDWIN LANGBERG , ROBERTS LOUIS W
IPC: H01H51/28
CPC classification number: H01H51/288
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公开(公告)号：US3369094A
公开(公告)日：1968-02-13
申请号：US56544966
申请日：1966-07-15
Applicant: METCOM INC
Inventor： EDWIN LANGBERG , ROBERTS LOUIS W
CPC classification number: H01H33/66 , H01H1/08 , H01H33/002
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