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发明名称
Master tracing machine
摘要
申请公布号
US2989639(A)
申请公布日期
1961.06.20
申请号
US19580771603
申请日期
1958.11.03
申请人
DAYTON ROGERS MANUFACTURING CO.
发明人
DULEBOHN DAVID H.;GOLD ROBERT M.
分类号
B23Q35/128
主分类号
B23Q35/128
代理机构
代理人
主权项
地址
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