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发明名称
Apparatus for edge grinding small objects
摘要
申请公布号
US2387139(A)
申请公布日期
1945.10.16
申请号
US19430496382
申请日期
1943.07.28
申请人
GALVIN MANUFACTURING CORPORATION
发明人
FRUTH HAL F.
分类号
B24B31/05
主分类号
B24B31/05
代理机构
代理人
主权项
地址
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