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1.Electric signaling apparatus for ship's telegraphs and like purposes. 失效
Title translation: 电子信号装置用于船舶的电视和类似的目的。公开(公告)号:US1131168A
公开(公告)日:1915-03-09
申请号:US1913794974
申请日:1913-10-13
Applicant: STOCKS HARRIS LAWRENCE
Inventor: STOCKS HARRIS LAWRENCE
CPC classification number: B63B2201/26