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发明名称
Perfectionnements aux houes, râteaux et outils de jardinage, et analogues
摘要
申请公布号
FR686834(A)
申请公布日期
1930.07.31
申请号
FRD686834
申请日期
1929.12.18
申请人
发明人
WORKMAN FREDERICK JOSEPH
分类号
A01B1/22
主分类号
A01B1/22
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代理人
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