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发明名称
SCREENING DEVICE FOR FINE POWDER SAMPLE
摘要
申请公布号
JPS57119853(A)
申请公布日期
1982.07.26
申请号
JP19810005447
申请日期
1981.01.17
申请人
TOYO KOGYO KK
发明人
NISHIJIMA TSUYOSHI
分类号
B03B5/48;B03B5/00
主分类号
B03B5/48
代理机构
代理人
主权项
地址
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