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发明名称
Directional control blasting wheel
摘要
申请公布号
US2507166(A)
申请公布日期
1950.05.09
申请号
US19460706771
申请日期
1946.10.30
申请人
AMERICAN WHEELABRATOR & EQUIPMENT CORPORATION
发明人
LEHMAN EDGAR A.
分类号
B24C5/06
主分类号
B24C5/06
代理机构
代理人
主权项
地址
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