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发明名称
Air filtering stopper
摘要
申请公布号
US2186908(A)
申请公布日期
1940.01.09
申请号
US19390254044
申请日期
1939.02.01
申请人
BURROUGHS WELLCOME & CO. (U.S.A.) INC.
发明人
PAGE ROBERT C.;TULLAR PAUL E.
分类号
A61J1/00;A61J1/14;B65D51/16
主分类号
A61J1/00
代理机构
代理人
主权项
地址
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