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发明名称
POULTRY HOUSE LIGHT CONTROL
摘要
申请公布号
CA360587(A)
申请公布日期
1936.09.15
申请号
CAD360587
申请日期
申请人
WILLIAM C. EARNSHAW
发明人
ALVIN R. EARNSHAW
分类号
主分类号
代理机构
代理人
主权项
地址
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