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发明名称
Sharpener for the blades of sheep shearing machines
摘要
申请公布号
US2337289(A)
申请公布日期
1943.12.21
申请号
US19420452338
申请日期
1942.07.25
申请人
WISTERMAN GEORGE J;WISTERMAN WILLIAM H
发明人
WISTERMAN GEORGE J.;WISTERMAN WILLIAM H.
分类号
B24D15/06
主分类号
B24D15/06
代理机构
代理人
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