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经营范围
发明名称
Ejection apparatus
摘要
申请公布号
US3017835(A)
申请公布日期
1962.01.23
申请号
US19580754695
申请日期
1958.08.12
申请人
HOLTZ WALTER E
发明人
HOLTZ WALTER E.
分类号
F42B15/00
主分类号
F42B15/00
代理机构
代理人
主权项
地址
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