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经营范围
发明名称
Sewing machines
摘要
申请公布号
US2759442(A)
申请公布日期
1956.08.21
申请号
US19520312454
申请日期
1952.10.01
申请人
UNION SPECIAL MACHINE COMPANY
发明人
SCHWEDA ALBERT M.;JR. ROBERT FROELICH,
分类号
D05B27/18
主分类号
D05B27/18
代理机构
代理人
主权项
地址
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