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经营范围
发明名称
Machine for making tubular objects
摘要
申请公布号
US2267815(A)
申请公布日期
1941.12.30
申请号
US19400316954
申请日期
1940.02.02
申请人
BUSH LUTHER M
发明人
BUSH LUTHER M.
分类号
B28B21/30
主分类号
B28B21/30
代理机构
代理人
主权项
地址
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