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发明名称
Plug gauges
摘要
申请公布号
US2903797(A)
申请公布日期
1959.09.15
申请号
US19570682221
申请日期
1957.09.05
申请人
HACKWOOD PORTER CHARLES
发明人
PORTER CHARLES HACKWOOD
分类号
G01B5/08
主分类号
G01B5/08
代理机构
代理人
主权项
地址
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