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经营范围
发明名称
Slug ejector
摘要
申请公布号
US1764985(A)
申请公布日期
1930.06.17
申请号
US19280300645
申请日期
1928.08.20
申请人
ROSS ALBERT S
发明人
ROSS ALBERT S.
分类号
G07D5/04
主分类号
G07D5/04
代理机构
代理人
主权项
地址
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