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发明名称
Verfahren zum nahtlosen Gravieren von Mustervorlagen bei Trommelgraviermaschinen
摘要
申请公布号
DE1652340(A1)
申请公布日期
1971.04.22
申请号
DE19681652340
申请日期
1968.01.10
申请人
FA. DR.-ING. RUDOLF HELL
发明人
HAHN,HANS-JOACHIM
分类号
B44B3/00;H04N1/387
主分类号
B44B3/00
代理机构
代理人
主权项
地址
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