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1.发明授权Automatic transmission speed selection control for a data transmission system 失效用于数据传输系统的自动传输速度选择控制
公开(公告)号：US3434117A
公开(公告)日：1969-03-18
申请号：US3434117D
申请日：1967-04-24
Applicant: IBM
Inventor： GIBSON ROBERT G , HUGHES DAVID R , LEAVENWORTH RICHARD L
CPC classification number: H04L12/00 , H04L5/1446 , H04L25/05
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