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经营范围
发明名称
Oil-burning heater
摘要
申请公布号
US2480728(A)
申请公布日期
1949.08.30
申请号
US19450586463
申请日期
1945.04.04
申请人
GRIEWANK OTTO C
发明人
GRIEWANK OTTO C.
分类号
F23D5/00;F24C5/02
主分类号
F23D5/00
代理机构
代理人
主权项
地址
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