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发明名称
HEAT SUPPLYING METHOD
摘要
申请公布号
CA327997(A)
申请公布日期
1932.11.29
申请号
CAD327997
申请日期
申请人
WILHELM PFEIFFER
发明人
WILHELM PFEIFFER
分类号
主分类号
代理机构
代理人
主权项
地址
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