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发明名称
Selbstschliessender Ein- und Auslauf fuer Huehnerstaelle u. dgl.
摘要
申请公布号
DE497436(C)
申请公布日期
1930.05.10
申请号
DE1928U010382D
申请日期
1928.09.11
申请人
ANTON URYSZEK
发明人
分类号
A01K31/02
主分类号
A01K31/02
代理机构
代理人
主权项
地址
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