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发明名称
Concrete gun
摘要
申请公布号
US1778100(A)
申请公布日期
1930.10.14
申请号
US19260136848
申请日期
1926.09.21
申请人
WEBB WADE F
发明人
WEBB WADE F.
分类号
B65G53/14;B65G53/32
主分类号
B65G53/14
代理机构
代理人
主权项
地址
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