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发明名称
VACUUM CLEANER
摘要
申请公布号
CA348861(A)
申请公布日期
1935.03.12
申请号
CAD348861
申请日期
申请人
INVENTIA PATENT-VERWERTUNGS-GESELLSCHAFT
发明人
ROLF BERTIL JOHANNES HULTBERG
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主分类号
代理机构
代理人
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