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发明名称
Method and machine for winding a plurality of narrow width fins severed from a ribbon of predetermined width, about a tube
摘要
申请公布号
US2800944(A)
申请公布日期
1957.07.30
申请号
US19550498161
申请日期
1955.03.31
申请人
CARRIER CORPORATION
发明人
SCHMELING CARL J.
分类号
B21C37/26
主分类号
B21C37/26
代理机构
代理人
主权项
地址
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