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经营范围
发明名称
MULTI-TUBE TYPE HEAT EXCHANGER
摘要
申请公布号
JPH02242090(A)
申请公布日期
1990.09.26
申请号
JP19890064163
申请日期
1989.03.15
申请人
OSAKA GAS CO LTD
发明人
HISAKADO YOSHINORI;SASAKI SATORU
分类号
F17C9/02;F28D7/00;F28D7/10;F28D7/16
主分类号
F17C9/02
代理机构
代理人
主权项
地址
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