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发明名称
Plate glass polishing block
摘要
申请公布号
US1946355(A)
申请公布日期
1934.02.06
申请号
US19300461379
申请日期
1930.06.16
申请人
PITTSBURGH PLATE GLASS COMPANY
发明人
MILLER ROBERT A.
分类号
B24D13/14
主分类号
B24D13/14
代理机构
代理人
主权项
地址
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