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发明名称
VACUUM CLEANER FULL BAG INDICATOR
摘要
申请公布号
CA741571(A)
申请公布日期
1966.08.30
申请号
CAD741571
申请日期
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
ROBERT S. WATERS
分类号
主分类号
代理机构
代理人
主权项
地址
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