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发明名称
Счетчик для учета производительности банкаброшей и ватеров при трехсменной работе
摘要
申请公布号
SU16461(A1)
申请公布日期
1930.08.31
申请号
SU19280035021
申请日期
1928.11.09
申请人
FREJDMAN N.E.
发明人
FREJDMAN N.E.
分类号
G07C1/20
主分类号
G07C1/20
代理机构
代理人
主权项
地址
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