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经营范围
发明名称
Gauge line wiper and plumb bob case
摘要
申请公布号
US2779045(A)
申请公布日期
1957.01.29
申请号
US19540438958
申请日期
1954.06.24
申请人
HARVEY HUGHIE B
发明人
HARVEY HUGHIE B.
分类号
G01C15/10;G01F23/00
主分类号
G01C15/10
代理机构
代理人
主权项
地址
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