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发明名称
BOREHOLE PUMP
摘要
申请公布号
ZA7707619(B)
申请公布日期
1978.10.25
申请号
ZA19770007619
申请日期
1977.12.22
申请人
DRY J
发明人
DRY J
分类号
E03B3/06;E03B5/00;F04B43/08;F04B43/12
主分类号
E03B3/06
代理机构
代理人
主权项
地址
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