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发明名称
Road grader
摘要
申请公布号
US1769716(A)
申请公布日期
1930.07.01
申请号
US19270215070
申请日期
1927.08.24
申请人
RYAN MNFG. CORPORATION
发明人
SCHLACKS WILLIAM J.;FAVERTY CLYDE B.
分类号
E02F3/76
主分类号
E02F3/76
代理机构
代理人
主权项
地址
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