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发明名称
Method of sandblasting
摘要
申请公布号
US2739424(A)
申请公布日期
1956.03.27
申请号
US19530329516
申请日期
1953.01.05
申请人
DONALD E. HILLIARD;J. C. FENNELLY COMPANY, INC.
发明人
FRITZE MARVIN E.
分类号
B24C3/32
主分类号
B24C3/32
代理机构
代理人
主权项
地址
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