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经营范围
发明名称
Nonspreading lubricant
摘要
申请公布号
US2794037(A)
申请公布日期
1957.05.28
申请号
US19540413474
申请日期
1954.03.01
申请人
HAMILTON WATCH COMPANY
发明人
JR. JOSEPH S. MARTIN,
分类号
G04B31/08
主分类号
G04B31/08
代理机构
代理人
主权项
地址
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