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发明名称
Disk blade
摘要
申请公布号
US1954783(A)
申请公布日期
1934.04.17
申请号
US19320648449
申请日期
1932.12.22
申请人
BOHMKER JOHN C
发明人
BOHMKER JOHN C.
分类号
A01B23/06
主分类号
A01B23/06
代理机构
代理人
主权项
地址
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