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发明名称
SKAEREINDSATS TIL GRAVEMASKINE
摘要
申请公布号
DK523087(A)
申请公布日期
1988.04.08
申请号
DK19870005230
申请日期
1987.10.06
申请人
KENNAMETAL INC.
发明人
BEACH, WAYNE H.;MONTGOMERY, ROBERT H.;BURNS, LAWRENCE R.
分类号
E21C35/18;E21C35/197;(IPC1-7):E21C25/12
主分类号
E21C35/18
代理机构
代理人
主权项
地址
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