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发明名称
Mundstueck zum Einblasen von Luft in Raeume
摘要
申请公布号
DE669746(C)
申请公布日期
1939.01.03
申请号
DE1937N040990D
申请日期
1937.07.23
申请人
N.V. NEDERLANDSCHE FABRIEK VAN BRONSWERKEN, VOORHEEN BECHT EN DYSERINCK
发明人
分类号
F24F13/065
主分类号
F24F13/065
代理机构
代理人
主权项
地址
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