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经营范围
发明名称
Polishing machine
摘要
申请公布号
US2636320(A)
申请公布日期
1953.04.28
申请号
US19500154034
申请日期
1950.04.05
申请人
KNIGHT WEBSTER B
发明人
KNIGHT WEBSTER B.
分类号
B24B19/00
主分类号
B24B19/00
代理机构
代理人
主权项
地址
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Reinforcement product for use in cement boards and a method of manufacturing said products and boards.
ENDOSCOPE
PARA-RING FOR BOOKBINDING
