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经营范围
发明名称
Scarifier tooth
摘要
申请公布号
US1960879(A)
申请公布日期
1934.05.29
申请号
US19310539284
申请日期
1931.05.22
申请人
MILLS ALLOYS, INC.
发明人
RUSSELL CHARLES A.;WALKER CARROLL M.
分类号
A01B15/04;A01B35/26
主分类号
A01B15/04
代理机构
代理人
主权项
地址
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