Patent search ap:("STANDARD COIL PROD CO INC") AND inv:"HAROLD RIETH" Page 1

1.

发明授权
Multi-band high frequency circuits 失效
Title translation: 多波段高频电路

公开(公告)号：US2894134A

公开(公告)日：1959-07-07

申请号：US59253656

申请日：1956-06-20

Applicant: STANDARD COIL PROD CO INC

Inventor： HAROLD RIETH

IPC: H03J3/00 , H03J5/24

CPC classification number: H03J3/00 , H03J5/242

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