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发明名称
Sewing machine signal system
摘要
申请公布号
US2276134(A)
申请公布日期
1942.03.10
申请号
US19390291699
申请日期
1939.08.24
申请人
B. J. BANDY
发明人
WINDHAM ROY H.
分类号
D01H13/32;D05B81/00
主分类号
D01H13/32
代理机构
代理人
主权项
地址
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