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发明名称
Unterwindwanderrost mit Zoneneinteilung
摘要
申请公布号
DE506461(C)
申请公布日期
1930.09.04
申请号
DENDATST44683D
申请日期
申请人
L. & C. STEINMUELLER
发明人
分类号
F23H11/10
主分类号
F23H11/10
代理机构
代理人
主权项
地址
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