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经营范围
发明名称
Sharpening machine
摘要
申请公布号
US1897724(A)
申请公布日期
1933.02.14
申请号
US19310506148
申请日期
1931.01.02
申请人
GILLETTE SAFETY RAZOR COMPANY
发明人
GAISMAN HENRY J.;SCHUMACHER CONRAD
分类号
B24B3/48
主分类号
B24B3/48
代理机构
代理人
主权项
地址
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