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发明名称
Micrometric calipers
摘要
申请公布号
US2482411(A)
申请公布日期
1949.09.20
申请号
US19460638842
申请日期
1946.01.03
申请人
GEDDES GEORGE S
发明人
GEDDES GEORGE S.
分类号
G01B3/16
主分类号
G01B3/16
代理机构
代理人
主权项
地址
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