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发明名称
Pneumatic mounting for excavating machines
摘要
申请公布号
US1950916(A)
申请公布日期
1934.03.13
申请号
US19320625787
申请日期
1932.07.29
申请人
THE PARSONS CO.
发明人
WIND NORMAN DE
分类号
E02F3/08;E02F5/02
主分类号
E02F3/08
代理机构
代理人
主权项
地址
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