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发明名称
Gauge for watch strap ends or the like
摘要
申请公布号
US2415821(A)
申请公布日期
1947.02.18
申请号
US19440549033
申请日期
1944.08.11
申请人
HOFFMAN MATHIAS L
发明人
HOFFMAN MATHIAS L.
分类号
G01B3/20;G04D7/00
主分类号
G01B3/20
代理机构
代理人
主权项
地址
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