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经营范围
发明名称
Improvements in boilers or heaters particularly intended for heating tar and like materials
摘要
申请公布号
GB458785(A)
申请公布日期
1936.12.28
申请号
GB19350018359
申请日期
1935.06.27
申请人
FRANK COLEMAN
发明人
分类号
E01C19/08
主分类号
E01C19/08
代理机构
代理人
主权项
地址
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