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发明名称
CENTER-LINE GAUGES
摘要
申请公布号
US3458938(A)
申请公布日期
1969.08.05
申请号
USD3458938
申请日期
1965.10.24
申请人
LUDWIG F. PERWAS
发明人
LUDWIG F. PERWAS
分类号
G01B3/00;(IPC1-7):G01B3/00;G01B5/00
主分类号
G01B3/00
代理机构
代理人
主权项
地址
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