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发明名称
Excavator
摘要
申请公布号
US1804587(A)
申请公布日期
1931.05.12
申请号
US19260157476
申请日期
1926.12.28
申请人
BOWMAN RUDOLPH M;BOWMAN BRUCE L
发明人
BOWMAN RUDOLPH M.;BOWMAN BRUCE L.
分类号
E02F3/08;E02F5/02;E02F5/06
主分类号
E02F3/08
代理机构
代理人
主权项
地址
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