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发明名称
Contact indicator for adjustable spherometer
摘要
申请公布号
US2770885(A)
申请公布日期
1956.11.20
申请号
US19530377741
申请日期
1953.08.31
申请人
MAPES JOE M
发明人
MAPES JOE M.
分类号
G01B13/16
主分类号
G01B13/16
代理机构
代理人
主权项
地址
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