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发明名称
SPIRAL GROOVE CUTTING APPARATUS
摘要
申请公布号
US3608428(A)
申请公布日期
1971.09.28
申请号
USD3608428
申请日期
1970.03.04
申请人
SPYRO DYNAMICS CORP.
发明人
JACK J. GILBERT
分类号
B23C3/34;(IPC1-7):B23F1/06;B23C3/28
主分类号
B23C3/34
代理机构
代理人
主权项
地址
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