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发明名称
Graviermaschine zur selbsttaetigen Herstellung von aus nicht zusammenhaengenden Strichen bestehenden Liniengebilden
摘要
申请公布号
DE597481(C)
申请公布日期
1934.05.25
申请号
DE1932Z019842D
申请日期
1932.01.03
申请人
FIRMA CARL ZEISS
发明人
分类号
B44B3/00
主分类号
B44B3/00
代理机构
代理人
主权项
地址
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