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发明名称
Пишущее устройство к автоматическим ручкам
摘要
申请公布号
SU77080(A1)
申请公布日期
1948.11.30
申请号
SU19480375838
申请日期
1948.03.08
申请人
SKVORTSOV M.I.
发明人
SKVORTSOV M.I.
分类号
B43K7/00
主分类号
B43K7/00
代理机构
代理人
主权项
地址
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