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1.发明授权Method and apparatus for maintaining contact noise in an electrical switching device at a minimum level 失效用于将电气开关装置中的接触噪声保持在最小水平的方法和装置
公开(公告)号：US3035141A
公开(公告)日：1962-05-15
申请号：US8735061
申请日：1961-02-06
Applicant: GEN DYNAMICS CORP
Inventor： GORAL ERNEST W
CPC classification number: H01H1/60 , H01H1/0201 , Y10T29/49204
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