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发明名称
Engine truck
摘要
申请公布号
US1789199(A)
申请公布日期
1931.01.13
申请号
US19300460226
申请日期
1930.06.10
申请人
SHANNON ELLWOOD M
发明人
SHANNON ELLWOOD M.
分类号
B61F3/04
主分类号
B61F3/04
代理机构
代理人
主权项
地址
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