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发明名称
MAGNIFYING VIEWER FOR WEIGHING SCALES
摘要
申请公布号
CA502431(A)
申请公布日期
1954.05.11
申请号
CAD502431
申请日期
申请人
TOLEDO SCALE COMPANY
发明人
LAWRENCE S. WILLIAMS
分类号
主分类号
代理机构
代理人
主权项
地址
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