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发明名称
Plural-purpose controller for electric sewing machines and the like
摘要
申请公布号
US2846552(A)
申请公布日期
1958.08.05
申请号
US19550537860
申请日期
1955.09.30
申请人
G. M. PFAFF A. G.
发明人
WINZ KARL
分类号
H02P1/06
主分类号
H02P1/06
代理机构
代理人
主权项
地址
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