Single station range light

申请号 US26168863 申请日 1963-02-28 公开(公告)号 US3311877A 公开(公告)日 1967-03-28
申请人 PROJECTOR THEODORE H; RINKINEN ROBERT S; 发明人 PROJECTOR THEODORE H; RINKINEN ROBERT S;
摘要
权利要求
19. A SYSTEM FOR IDENTIFYING A PREDETERMINED LINE OF DIRECTION COMPRISING MEANS FOR EFFECTING A PAIR OF ADJACENT LIGHT BEAMS OF DIFFERING COLOR, MEANS FOR MOVING SAID PAIR SYNCHRONOUSLY WITH RESPECT TO SAID PREDETERMINED LINE OF DIRECTION, MEANS FOR EFFECTING
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