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经营范围
发明名称
Floatable bedding
摘要
An improved bedding material for worm growing consisting of a particulate material having a density of less than that of water so as to greatly facilitate the harvesting process after the worms have matured.
申请公布号
US4192254(A)
申请公布日期
1980.03.11
申请号
US19780902176
申请日期
1978.05.02
申请人
APEL, RICHARD L
发明人
APEL, RICHARD L
分类号
A01K67/02;A01K67/033;(IPC1-7):A01K67/00
主分类号
A01K67/02
代理机构
代理人
主权项
地址
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