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公开(公告)号：US3022945A
公开(公告)日：1962-02-27
申请号：US86102759
申请日：1959-12-21
Applicant: IBM
Inventor： CARROLL WILLIAM N , D ANTONIO RENATO A
IPC: H03K21/00
CPC classification number: H03K21/00
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公开(公告)号：US3100293A
公开(公告)日：1963-08-06
申请号：US85340059
申请日：1959-11-16
Applicant: IBM
Inventor： D ANTONIO RENATO A , FRED GERRAND
IPC: H03K21/40
CPC classification number: H03K21/40
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