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经营范围
发明名称
BLADE-SHARPENING TOOL
摘要
申请公布号
CA914921(A)
申请公布日期
1972.11.21
申请号
CAD914921
申请日期
申请人
RAYMOND S. W. LINDSAY
发明人
RAYMOND S. W. LINDSAY
分类号
B21K5/12;B24D15/06;(IPC1-7):B24D15/06
主分类号
B21K5/12
代理机构
代理人
主权项
地址
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