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发明名称
Polishing machine for v jewels
摘要
申请公布号
US2351095(A)
申请公布日期
1944.06.13
申请号
US19430471996
申请日期
1943.01.11
申请人
MEYER KOULISH CO. INC.
发明人
BLANCHON LOUIS C.
分类号
B24B9/16
主分类号
B24B9/16
代理机构
代理人
主权项
地址
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