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发明名称
Machine for sharpening saws
摘要
申请公布号
US2556794(A)
申请公布日期
1951.06.12
申请号
US19470766597
申请日期
1947.08.06
申请人
ELIZABETH CAMPBELL;LOUISA CAMPBELL JESSIE
发明人
CAMPBELL ELIZABETH;CAMPBELL JESSIE LOUISA
分类号
B23D63/12
主分类号
B23D63/12
代理机构
代理人
主权项
地址
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