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经营范围
发明名称
Radiant gas heater
摘要
申请公布号
US1939549(A)
申请公布日期
1933.12.12
申请号
US19320626954
申请日期
1932.07.30
申请人
GULLEY ROBLEY B
发明人
GULLEY ROBLEY B.
分类号
F24C3/04
主分类号
F24C3/04
代理机构
代理人
主权项
地址
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