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发明名称
Apparatus for producing hollow rubber articles
摘要
申请公布号
US1863339(A)
申请公布日期
1932.06.14
申请号
US19310535658
申请日期
1931.05.07
申请人
PENNSYLVANIA RUBBER COMPANY
发明人
HUMPHREY WALTER E.
分类号
B29D22/00;B29D22/02
主分类号
B29D22/00
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代理人
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