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发明名称
Устройство для счета числа бадей или вагонеток с углем, подаваемых на паровоз
摘要
申请公布号
SU22980(A1)
申请公布日期
1931.09.30
申请号
SU19280031601
申请日期
1928.08.20
申请人
TOMBAEV I.D.
发明人
TOMBAEV I.D.
分类号
G01F7/00;G07C5/10
主分类号
G01F7/00
代理机构
代理人
主权项
地址
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