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发明名称
Towing machine
摘要
申请公布号
US2250985(A)
申请公布日期
1941.07.29
申请号
US19390283445
申请日期
1939.07.08
申请人
LIDGERWOOD MANUFACTURING COMPANY
发明人
BENSON MELVIN B.
分类号
B63B21/56;B66D1/48
主分类号
B63B21/56
代理机构
代理人
主权项
地址
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