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发明名称
CIGARETTE VENTILATION
摘要
申请公布号
CA847633(A)
申请公布日期
1970.07.28
申请号
CAD847633
申请日期
申请人
PHILIP MORRIS INCORPORATED
发明人
ROBERT B. SELIGMAN;ANDREW C. BRITTON;ARTHUR R. PASQUINE;JEROME S. OSMALOV
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