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公开(公告)号：US2925478A
公开(公告)日：1960-02-16
申请号：US72174758
申请日：1958-03-17
Applicant: CONTROLS CO OF AMERICA
Inventor： YAMASAKI JAMES N
IPC: G04F3/06
CPC classification number: G04F3/06
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公开(公告)号：US2906330A
公开(公告)日：1959-09-29
申请号：US59245456
申请日：1956-06-19
Applicant: CONTROLS CO OF AMERICA
Inventor： FRERER PAUL G , YAMASAKI JAMES N
IPC: H01H43/24
CPC classification number: H01H43/24
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