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发明名称
HOLLOW PISTON HAMMER DEVICE WITH AIR EQUILIBRATION AND IDLE OPENINGS
摘要
申请公布号
EP1648663(A2)
申请公布日期
2006.04.26
申请号
EP20040763463
申请日期
2004.07.23
申请人
WACKER CONSTRUCTION EQUIPMENT AG
发明人
BERGER, RUDOLF;SCHMID, WOLFGANG
分类号
B25D11/00;B25D11/12;E21B1/24;E21B1/26;E21B1/30;E21B1/34;(IPC1-7):B25D11/12
主分类号
B25D11/00
代理机构
代理人
主权项
地址
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