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发明名称
摘要
申请公布号
DE2928946(C2)
申请公布日期
1989.11.30
申请号
DE19792928946
申请日期
1979.07.18
申请人
THE SINGER CO., STAMFORD, CONN., US
发明人
WURST, JOHN W., DOVER, N.J., US;DUNN, WILLIAM H., BRANCHVILLE, N.J., US
分类号
D05B3/06;D05B19/12
主分类号
D05B3/06
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代理人
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