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发明名称
Perforator grinding fixture
摘要
申请公布号
US2449459(A)
申请公布日期
1948.09.14
申请号
US19460658529
申请日期
1946.03.30
申请人
HARIG MANUFACTURING COMPANY
发明人
ECKERT THEODORE
分类号
B24B41/06
主分类号
B24B41/06
代理机构
代理人
主权项
地址
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