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发明名称
Improvements in or relating to the manufacture of clay pipes
摘要
申请公布号
GB1141065(A)
申请公布日期
1969.01.22
申请号
GB19660001876
申请日期
1966.01.14
申请人
THE HEPWORTH IRON COMPANY LIMITED
发明人
NOBLE WILFRED
分类号
B28B21/52
主分类号
B28B21/52
代理机构
代理人
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地址
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