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发明名称
Spanner wrench
摘要
申请公布号
US1838278(A)
申请公布日期
1931.12.29
申请号
US19300505398
申请日期
1930.12.29
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
MONTAGNON JULE
分类号
B25B13/48;B25B13/50
主分类号
B25B13/48
代理机构
代理人
主权项
地址
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