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发明名称
Apparatus for securing together superposed plies of cloth or plastic sheets
摘要
申请公布号
US3031349(A)
申请公布日期
1962.04.24
申请号
US19570651722
申请日期
1957.04.09
申请人
ARTHUR DRITZ
发明人
DRITZ ARTHUR
分类号
B29C65/42
主分类号
B29C65/42
代理机构
代理人
主权项
地址
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