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发明名称
BEAD CUTTER FOR GEM SETTINGS
摘要
申请公布号
US3435513(A)
申请公布日期
1969.04.01
申请号
USD3435513
申请日期
1966.10.04
申请人
WALTER F. KNITTWEIS
发明人
WALTER F. KNITTWEIS
分类号
A44C17/04;(IPC1-7):B26D1/12;B23P5/00;B24B39/00
主分类号
A44C17/04
代理机构
代理人
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