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经营范围
发明名称
Improvements in or relating to devices for cutting and clamping the needle thread ofsewing machines
摘要
申请公布号
GB501949(A)
申请公布日期
1939.03.08
申请号
GB19380005149
申请日期
1938.02.18
申请人
MAX SCHMID;KARL SCHMID
发明人
分类号
D05B57/00;D05B65/00
主分类号
D05B57/00
代理机构
代理人
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