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经营范围
发明名称
Stone sawing machine and blade therefor
摘要
申请公布号
US2189780(A)
申请公布日期
1940.02.13
申请号
US19370139692
申请日期
1937.04.29
申请人
VITRY D AVAUCOURT PIERRE DE
发明人
D'AVAUCOURT PIERRE DE VITRY
分类号
B28D1/02;B28D1/06
主分类号
B28D1/02
代理机构
代理人
主权项
地址
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