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1.Generator of simulated smoke signals for gunnery target practice 失效
Title translation: 模拟烟雾信号的发生器用于枪支目标实践公开(公告)号:US3272510A
公开(公告)日:1966-09-13
申请号:US23834862
申请日:1962-11-19
Applicant: SAAB AB
Inventor: INGVAR OHLUND JOHN ALEX , RAGNAR ANDERSSON KARL