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经营范围
发明名称
IMPROVEMENTS IN PLASTIC TUBING
摘要
申请公布号
GB9019088(D0)
申请公布日期
1990.10.17
申请号
GB19900019088
申请日期
1990.09.01
申请人
WHITWORTH, ANDREW J;WHITWORTH, DOROTHY
发明人
分类号
B29C53/30;B29C67/00;B29D23/18;F16L11/11
主分类号
B29C53/30
代理机构
代理人
主权项
地址
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