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经营范围
发明名称
REINFORCED HOLLOW PLASTIC PIPE
摘要
申请公布号
US3530901(A)
申请公布日期
1970.09.29
申请号
USD3530901
申请日期
1969.06.03
申请人
YOUNGSTOWN SHEET & TUBE CO.:THE
发明人
HENRY M. RICHARDSON;ALFRED C. ALBERGHINI;FRED E. WILEY;WESLEY S. LARSON
分类号
B29C53/60;F16L9/12;F16L9/16;(IPC1-7):F16L9/16
主分类号
B29C53/60
代理机构
代理人
主权项
地址
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