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发明名称
IMPROVEMENTS IN OR RELATING TO ROTARY CUTTER HEADS
摘要
申请公布号
GB1269251(A)
申请公布日期
1972.04.06
申请号
GB19690006261
申请日期
1969.02.05
申请人
SIR JAMES FARMER NORTON AND COMPANY LIMITED
发明人
RICHARD PRIOR JENNINGS
分类号
B23B3/24
主分类号
B23B3/24
代理机构
代理人
主权项
地址
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