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发明名称
Pelle mécanique
摘要
申请公布号
FR1171040(A)
申请公布日期
1959.01.21
申请号
FRD1171040
申请日期
1957.04.09
申请人
MID-WESTERN INDUSTRIES INC.
发明人
分类号
E02F3/32;E02F3/38;E02F9/08;E02F9/16
主分类号
E02F3/32
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代理人
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