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发明名称
Herstellung eines eiweisshaltigen Pollenersatzstoffes fuer die Bienenfuetterung
摘要
申请公布号
DE670170(C)
申请公布日期
1939.01.13
申请号
DE1937P074646D
申请日期
1937.02.11
申请人
GEBR. PATERMANN
发明人
分类号
A23K1/18
主分类号
A23K1/18
代理机构
代理人
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