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经营范围
发明名称
Crack monitoring gauge
摘要
申请公布号
GB2251311(A)
申请公布日期
1992.07.01
申请号
GB19900022157
申请日期
1990.10.11
申请人
ROGER WILLIAM * JOHNSON;* AVONGARD TELLTALE LIMITED;* AVONGARD LIMITED
发明人
ROGER WILLIAM * JOHNSON
分类号
G01B5/30
主分类号
G01B5/30
代理机构
代理人
主权项
地址
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