Patent search ap:("LAB FOR ELECTRONICS INC") AND inv:"JOSEPH STAR" Page 1

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发明授权
Delay line 失效
Title translation: 延迟线

公开(公告)号：US2558012A

公开(公告)日：1951-06-26

申请号：US1755948

申请日：1948-03-27

Applicant: LAB FOR ELECTRONICS INC

Inventor： JOSEPH STAR

IPC: H03H9/36 , H03H9/38

CPC classification number: H03H9/36 , H03H9/38

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