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经营范围
发明名称
Pipe or rod coupling
摘要
申请公布号
US2105747(A)
申请公布日期
1938.01.18
申请号
US19360091926
申请日期
1936.07.22
申请人
MARTIN STODDARD B;BERNARD WAECHTER CHARLES
发明人
MARTIN STODDARD B.;WAECHTER CHARLES BERNARD
分类号
F16L21/04
主分类号
F16L21/04
代理机构
代理人
主权项
地址
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