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发明名称
Improvements relating to the rearing of silkworms
摘要
申请公布号
GB329690(A)
申请公布日期
1930.06.05
申请号
GB19280026990
申请日期
1929.06.07
申请人
DEREK SEATON BUTLER SHANNON
发明人
分类号
A01K67/04
主分类号
A01K67/04
代理机构
代理人
主权项
地址
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