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经营范围
发明名称
Air cleaner
摘要
申请公布号
US1962425(A)
申请公布日期
1934.06.12
申请号
US19330694743
申请日期
1933.10.23
申请人
CARLSON ALBIN A
发明人
CARLSON ALBIN A.
分类号
F02M35/08
主分类号
F02M35/08
代理机构
代理人
主权项
地址
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