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经营范围
发明名称
Device for closing openings
摘要
申请公布号
US1813179(A)
申请公布日期
1931.07.07
申请号
US19290337037
申请日期
1929.02.02
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
LODGE JOSEPH EVERETT
分类号
B29C35/00;B29C47/88;B29C47/96
主分类号
B29C35/00
代理机构
代理人
主权项
地址
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