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发明名称
Apparatus for making apertured pieces from strips of material
摘要
申请公布号
US1856724(A)
申请公布日期
1932.05.03
申请号
US19300452935
申请日期
1930.05.16
申请人
DELCO-REMY CORPORATION
发明人
PHELPS ALVA W.
分类号
B21D53/00;B23D45/02
主分类号
B21D53/00
代理机构
代理人
主权项
地址
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