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经营范围
发明名称
Glass drawing apparatus
摘要
申请公布号
US2231857(A)
申请公布日期
1941.02.11
申请号
US19370119546
申请日期
1937.01.08
申请人
ERNEST DELACUVELLERIE
发明人
DELACUVELLERIE ERNEST
分类号
C03B15/18;C03B35/18
主分类号
C03B15/18
代理机构
代理人
主权项
地址
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