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公开(公告)号:US1295245A
公开(公告)日:1919-02-25
申请号:US7057016
申请日:1916-01-06
Applicant: MARCONI WIRELESS TELEGRAPH CO AMERICA
Inventor: WEAGANT ROY A , SHOEMAKER HARRY
CPC classification number: H01Q5/00
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公开(公告)号:US1257657A
公开(公告)日:1918-02-26
申请号:US1914845761
申请日:1914-06-18
Applicant: MARCONI WIRELESS TELEGRAPH CO AMERICA
Inventor: WEAGANT ROY A
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公开(公告)号:US1252520A
公开(公告)日:1918-01-08
申请号:US1864515
申请日:1915-04-02
Applicant: MARCONI WIRELESS TELEGRAPH CO AMERICA
Inventor: WEAGANT ROY A
CPC classification number: H03D7/02
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公开(公告)号:US1290438A
公开(公告)日:1919-01-07
申请号:US7199616
申请日:1916-01-13
Applicant: MARCONI WIRELESS TELEGRAPH CO AMERICA
Inventor: WEAGANT ROY A
CPC classification number: H04B1/163
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公开(公告)号:US1278535A
公开(公告)日:1918-09-10
申请号:US1918415
申请日:1915-04-05
Applicant: MARCONI WIRELESS TELEGRAPH CO AMERICA
Inventor: WEAGANT ROY A
CPC classification number: H04B1/16
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