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发明名称
Machine for manufacturing hollow rubber balls
摘要
申请公布号
US1769741(A)
申请公布日期
1930.07.01
申请号
US19270241614
申请日期
1927.12.21
申请人
KENSUKE KUROKAWA
发明人
KUROKAWA KENSUKE
分类号
B29C33/02;B29C33/04;B29C35/04;B29C43/02;B29C51/00;B29D22/04
主分类号
B29C33/02
代理机构
代理人
主权项
地址
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