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发明名称
摘要
申请公布号
PL221712(A1)
申请公布日期
1981.08.07
申请号
PL19800221712
申请日期
1980.01.31
申请人
POLITECHNIKA WARSZAWSKA
发明人
MALINOWSKI STANISLAW;WIZNER IWONA;ZIELINSKI BOGUSLAW
分类号
C07C;(IPC1-7):C07C/
主分类号
C07C
代理机构
代理人
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