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发明名称
PUMPSTANG
摘要
申请公布号
SE8206115(L)
申请公布日期
1982.10.28
申请号
SE19820006115
申请日期
1982.10.28
申请人
FIBERFLEX PROD INC
发明人
RUTLEDGE JR W T;RUTLEDGE R P;FREEMAN JR J E
分类号
E21B17/00;E21B17/04;(IPC1-7):F04B21/00
主分类号
E21B17/00
代理机构
代理人
主权项
地址
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