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发明名称
Self-locking plastic injection mold
摘要
申请公布号
US2319479(A)
申请公布日期
1943.05.18
申请号
US19390300034
申请日期
1939.10.18
申请人
THE GROTELITE COMPANY
发明人
RYDER CHARLES D.
分类号
B29C33/20;B29C45/64;B29C45/67;B29C45/68
主分类号
B29C33/20
代理机构
代理人
主权项
地址
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