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经营范围
发明名称
Chained article separating and delivering means for sewing machines
摘要
申请公布号
US2704988(A)
申请公布日期
1955.03.29
申请号
US19510215091
申请日期
1951.03.12
申请人
S. ROSENBLOOM, INC.
发明人
ROSENBLOOM LEON
分类号
D05B65/00;D05B73/12
主分类号
D05B65/00
代理机构
代理人
主权项
地址
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