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经营范围
发明名称
Combination blade tensioning and shock cushioning means for hedge shears
摘要
申请公布号
US2798291(A)
申请公布日期
1957.07.09
申请号
US19560589968
申请日期
1956.06.07
申请人
SEYMOUR SMITH & SON, INC.
发明人
SMITH JUSTIN L.
分类号
A01G3/02
主分类号
A01G3/02
代理机构
代理人
主权项
地址
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