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发明名称
RESIN DENSITY GRADIENT TYPE ELEMENT
摘要
申请公布号
JPS57197012(A)
申请公布日期
1982.12.03
申请号
JP19810082088
申请日期
1981.05.29
申请人
TSUCHIYA SEISAKUSHO:KK
发明人
MORITA YOSHITAKA;OKAYA SHIGERU;MIYAUCHI SHIYUNZOU
分类号
B01D29/07;B01D39/18
主分类号
B01D29/07
代理机构
代理人
主权项
地址
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