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经营范围
发明名称
Grave lining
摘要
申请公布号
US1946976(A)
申请公布日期
1934.02.13
申请号
US19330693162
申请日期
1933.10.11
申请人
MORRIS LANGE
发明人
LANGE MORRIS
分类号
E04H13/00
主分类号
E04H13/00
代理机构
代理人
主权项
地址
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