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发明名称
Improvements relating to pipe forming apparatus
摘要
申请公布号
GB810219(A)
申请公布日期
1959.03.11
申请号
GB19560018699
申请日期
1956.06.15
申请人
THE KEELAVITE COMPANY LIMITED
发明人
CHITTENDEN GEORGE EDWARD;LEVETUS FRANCIS BENJAMIN;LEE NORMAN
分类号
B21D22/12
主分类号
B21D22/12
代理机构
代理人
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