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发明名称
Chuck
摘要
申请公布号
US1819802(A)
申请公布日期
1931.08.18
申请号
US19270237136
申请日期
1927.12.02
申请人
THE WARNER & SWASEY COMPANY
发明人
WARD HUMPHREY R.
分类号
B23B31/36
主分类号
B23B31/36
代理机构
代理人
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