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发明名称
Hacksaw frame with spare blade storage chamber
摘要
申请公布号
US2658541(A)
申请公布日期
1953.11.10
申请号
US19510254411
申请日期
1951.11.01
申请人
ARMSTRONG-BLUM MANUFACTURING COMPANY
发明人
HEUNEMAN FRED
分类号
B23D49/12;B23D51/03
主分类号
B23D49/12
代理机构
代理人
主权项
地址
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