Patent search ap:("HERBERT NITZ") AND inv:"HERBERT NITZ" Page 1

1.

发明授权
Subscriber's station for carrier frequency communication systems 失效
Title translation: 用户载波频率通信系统

公开(公告)号：US2330612A

公开(公告)日：1943-09-28

申请号：US36741540

申请日：1940-11-27

Applicant: HERBERT NITZ

Inventor： HERBERT NITZ

IPC: H04J1/08 , H04M1/78

CPC classification number: H04J1/085 , H04M1/78

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