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发明名称
VENTILATOR UNIT
摘要
申请公布号
CA443361(A)
申请公布日期
1947.08.05
申请号
CAD443361
申请日期
申请人
ASA K. GAYLORD
发明人
ASA K. GAYLORD
分类号
主分类号
代理机构
代理人
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地址
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