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发明名称
Method of forming a safe visual smoke screen
摘要
申请公布号
USH769(H)
申请公布日期
1990.04.03
申请号
US19890389195
申请日期
1989.08.03
申请人
发明人
分类号
C06D3/00;F42B12/50
主分类号
C06D3/00
代理机构
代理人
主权项
地址
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