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经营范围
发明名称
Jar with safety joint and adjusting means
摘要
申请公布号
US3050131(A)
申请公布日期
1962.08.21
申请号
US19590829847
申请日期
1959.07.27
申请人
BOWEN ITCO, INC.
发明人
SIRACUSA DANTE A.;WALKER RAYMOND W.
分类号
E21B31/107
主分类号
E21B31/107
代理机构
代理人
主权项
地址
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