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发明名称
Пневматический промывочный аппарат для отбойных бурильных молотков
摘要
申请公布号
SU31390(A1)
申请公布日期
1933.08.31
申请号
SU19320115551
申请日期
1932.09.14
申请人
TRUBNIKOV D.S.
发明人
TRUBNIKOV D.S.
分类号
B25D17/20;B08B3/04
主分类号
B25D17/20
代理机构
代理人
主权项
地址
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