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经营范围
发明名称
Process for manufacturing steel tires and the like by forging and pressing ingots
摘要
申请公布号
US1896704(A)
申请公布日期
1933.02.07
申请号
US19310522333
申请日期
1931.03.13
申请人
ALBERT DECHENNE
发明人
DECHENNE ALBERT
分类号
B21J1/02
主分类号
B21J1/02
代理机构
代理人
主权项
地址
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