Patent search ap:("STANDARD TELEPHONES CABLES LTD") AND inv:"PATTERSON GUY K" Page 1

1.

发明授权
Modulation circuit 失效
Title translation: 调制电路

公开(公告)号：US2383456A

公开(公告)日：1945-08-28

申请号：US51026843

申请日：1943-11-15

Applicant: STANDARD TELEPHONES CABLES LTD

Inventor： ANDREW ALFORD , PATTERSON GUY K

IPC: G01S1/02 , G01S19/02 , H03C1/00

CPC classification number: H03C1/00 , G01S1/02

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