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经营范围
发明名称
SAND FILTER
摘要
申请公布号
JPS57150411(A)
申请公布日期
1982.09.17
申请号
JP19810035380
申请日期
1981.03.13
申请人
HITACHI SEISAKUSHO KK
发明人
KIHANA HIROMITSU
分类号
B01D24/02;B01D24/00;B01D29/46;B01D29/62;B01D29/66
主分类号
B01D24/02
代理机构
代理人
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地址
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