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发明名称
(B1) ;ARTESIAN WELL
摘要
申请公布号
PL219273(A1)
申请公布日期
1981.05.22
申请号
PL19790219273
申请日期
1979.10.26
申请人
B P WODNYCH MELIORACJI
发明人
SIATALA LESZEK;RAS RYSZARD;LINKA MARIAN
分类号
E03B;E03B3/12;(IPC1-7):E03B/
主分类号
E03B
代理机构
代理人
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地址
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