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1.发明授权
公开(公告)号：US2988473A
公开(公告)日：1961-06-13
申请号：US67211357
申请日：1957-07-16
Applicant: GULF RESEARCH DEVELOPMENT CO
Inventor： ARNOLD MALLIS , MILLER ALBERT C , TRAUTMAN CHARLES E
IPC: A01N55/10
CPC classification number: A01N55/00 , Y10S514/939 , A01N25/04 , A01N27/00 , A01N53/00 , A01N61/00 , A01N2300/00
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