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发明名称
Im Inneren des Gebaeudes befindliche Abdunkelungsvorrichtung, insbesondere fuer Saegezahndaecher
摘要
申请公布号
DE706546(C)
申请公布日期
1941.05.29
申请号
DE1937E050379D
申请日期
1937.11.07
申请人
FIRMA J. EBERSPAECHER
发明人
GRUEN DIPL.-ING. ARNOLD
分类号
E04B7/12;E04D13/03
主分类号
E04B7/12
代理机构
代理人
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