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发明名称
Pyrotechnic device
摘要
申请公布号
US1847268(A)
申请公布日期
1932.03.01
申请号
US19310526662
申请日期
1931.03.31
申请人
SCHLADT GEORGE J
发明人
SCHLADT GEORGE J.
分类号
F42B12/48
主分类号
F42B12/48
代理机构
代理人
主权项
地址
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