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发明名称
Recording device
摘要
申请公布号
US2798787(A)
申请公布日期
1957.07.09
申请号
US19540436675
申请日期
1954.06.14
申请人
HAMILTON WATCH COMPANY
发明人
JR. WARREN D. TILTON,;HATHAWAY CLAUDE M.
分类号
G01D15/06
主分类号
G01D15/06
代理机构
代理人
主权项
地址
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