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发明名称
Radiergeraet mit rotierender Radiergummimine
摘要
申请公布号
DE1032126(B)
申请公布日期
1958.06.12
申请号
DE1957F023377
申请日期
1957.07.02
申请人
PAUL FRIEDRICHS
发明人
FRIEDRICHS PAUL
分类号
B43L19/00
主分类号
B43L19/00
代理机构
代理人
主权项
地址
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