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发明名称
Method of making ducted panelling
摘要
申请公布号
US3173195(A)
申请公布日期
1965.03.16
申请号
US19570641101
申请日期
1957.02.19
申请人
LEMELSON JEROME H
发明人
LEMELSON JEROME H.
分类号
B21D53/04;B29C41/36;F28F3/14;F28F13/18;F28F19/02
主分类号
B21D53/04
代理机构
代理人
主权项
地址
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