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发明名称
GAS EXTRACTING DEVICE
摘要
申请公布号
JPH02287068(A)
申请公布日期
1990.11.27
申请号
JP19890106041
申请日期
1989.04.27
申请人
HITACHI LTD
发明人
IMURA KOJI;AIZAWA MICHIHIKO;YODA HIROAKI
分类号
F25B43/04
主分类号
F25B43/04
代理机构
代理人
主权项
地址
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