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发明名称
Leaf mounting device
摘要
申请公布号
US1868332(A)
申请公布日期
1932.07.19
申请号
US19310516860
申请日期
1931.02.19
申请人
MEYERS JOSEPH M
发明人
MEYERS JOSEPH M.
分类号
B42F17/18
主分类号
B42F17/18
代理机构
代理人
主权项
地址
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