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经营范围
发明名称
SUCTION HEAD FOR SLUDGE DISPOSAL DEVICE
摘要
申请公布号
JPH02248534(A)
申请公布日期
1990.10.04
申请号
JP19890067696
申请日期
1989.03.22
申请人
YAMATO BORING KK;ONODA KEMIKO KK
发明人
WATANABE KAZUHIRO;RYOKE KENICHI;YOSHINO YOSHIYA
分类号
E02F3/92
主分类号
E02F3/92
代理机构
代理人
主权项
地址
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