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发明名称
Mount for X-ray films and the like
摘要
申请公布号
US1853197(A)
申请公布日期
1932.04.12
申请号
US19310506537
申请日期
1931.01.05
申请人
HARRY J. BOSWORTH COMPANY
发明人
BOSWORTH HARRY J.
分类号
G03B21/64
主分类号
G03B21/64
代理机构
代理人
主权项
地址
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