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发明名称
VALVELESS PNEUMATIC HAMMER
摘要
申请公布号
ZA8103065(B)
申请公布日期
1982.07.28
申请号
ZA19810003065
申请日期
1981.05.08
申请人
GIEN A;GIEN B
发明人
GIEN A;GIEN B
分类号
E21C
主分类号
E21C
代理机构
代理人
主权项
地址
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