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经营范围
发明名称
Improvements in or connected with apparatus for testing steel wire ropes
摘要
申请公布号
GB353743(A)
申请公布日期
1931.07.30
申请号
GB19300026045
申请日期
1930.09.01
申请人
SMITH, MAJOR & STEVENS LIMITED;PERCY CHARLES MAJOR
发明人
分类号
G01N3/32
主分类号
G01N3/32
代理机构
代理人
主权项
地址
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