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摘要
申请公布号
DE2710178(C3)
申请公布日期
1981.01.08
申请号
DE19772710178
申请日期
1977.03.09
申请人
LEVA, MAX, PITTSBURGH, PA. (V.ST.A.)
发明人
LEVA, MAX, PITTSBURGH, PA. (V.ST.A.)
分类号
B01J19/30;F28F25/08;(IPC1-7):B01J19/00
主分类号
B01J19/30
代理机构
代理人
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