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发明名称
Thermochemical method of branding blank steel bands or wires
摘要
申请公布号
US2530436(A)
申请公布日期
1950.11.21
申请号
US19470733342
申请日期
1947.03.08
申请人
ROGER MALEYRE LOUIS
发明人
MALEYRE LOUIS ROGER
分类号
B05C21/00;C23F1/00;C23F1/02
主分类号
B05C21/00
代理机构
代理人
主权项
地址
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