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发明名称
Ventilating door or like
摘要
申请公布号
US1827996(A)
申请公布日期
1931.10.20
申请号
US19300491451
申请日期
1930.10.27
申请人
MURRAY LARKIN A
发明人
MURRAY LARKIN A.
分类号
E06B7/082
主分类号
E06B7/082
代理机构
代理人
主权项
地址
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ADJUSTABLE VINE HARVESTING DEVICE
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