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发明名称	DUALFENSTER
摘要
申请公布号	DD218645(A1)	申请公布日期	1985.02.13
申请号	DD19830252960	申请日期	1983.07.11
申请人	VEB KREISBAUBETRIEB NEUHAUS,DD	发明人	WALTHER,HERBERT,DD
分类号	E06B3/26;(IPC1-7):E06B3/26	主分类号	E06B3/26
代理机构		代理人
主权项
地址

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