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经营范围
发明名称
Rotary garden rake and cultivator
摘要
申请公布号
US2022335(A)
申请公布日期
1935.11.26
申请号
US19340744993
申请日期
1934.09.21
申请人
CARL BERNTHAL FREDRICK
发明人
BERNTHAL FREDRICK CARL
分类号
A01G1/12
主分类号
A01G1/12
代理机构
代理人
主权项
地址
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