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经营范围
发明名称
Refrigerant
摘要
申请公布号
US1855659(A)
申请公布日期
1932.04.26
申请号
US19270224029
申请日期
1927.10.04
申请人
KAY WRIGHT LEONARD
发明人
WRIGHT LEONARD KAY
分类号
C09K5/04
主分类号
C09K5/04
代理机构
代理人
主权项
地址
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