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发明名称
Method of making mufflers and the like
摘要
申请公布号
US2367753(A)
申请公布日期
1945.01.23
申请号
US19400332173
申请日期
1940.04.29
申请人
HAYES INDUSTRIES, INC.
发明人
BUCK CLARENCE M.
分类号
B21D53/88;F01N13/18
主分类号
B21D53/88
代理机构
代理人
主权项
地址
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