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发明名称
Ковш для забирания и накладывания раствора при кирпичной кладке и для срезания излишнего раствора
摘要
申请公布号
SU28306(A1)
申请公布日期
1932.11.30
申请号
SU19310098320
申请日期
1931.11.25
申请人
ELYGIN V.M.
发明人
ELYGIN V.M.
分类号
E04G21/20
主分类号
E04G21/20
代理机构
代理人
主权项
地址
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