发明名称 METHOD OF MANUFACTURING ROD, SHAPED AND TUBULAR PRODUCTS FROM DIFFICULT-TO-WORK METALS AND ALLOYS, PREFERABLY HIGH MELTING-POINT AND CHEMICALLY ACTIVE ONES
摘要
申请公布号 US3580019(A) 申请公布日期 1971.05.25
申请号 USD3580019 申请日期 1967.05.10
申请人 BORIS IVANOVICH BERESNEV;EVGENY DMITRIEVICH MARTYNOV;JURY NIKOLAEVICH RYABININ;MIKHAIL VASILIEVICH MALTSEV;GEORGY PAVLOVICH BRITNEV;ANATOLY VASILIEVICH KOCHEROV;DMITRY KONSTANTINOVICH BULYCHEV;KUZMA PETROVICH BODIONOV 发明人 BORIS IVANOVICH BERESNEV;EVGENY DMITRIEVICH MARTYNOV;JURY NIKOLAEVICH RYABININ;MIKHAIL VASILIEVICH MALTSEV;GEORGY PAVLOVICH BRITNEV;ANATOLY VASILIEVICH KOCHEROV;DMITRY KONSTANTINOVICH BULYCHEV;KUZMA PETROVICH BODIONOV
分类号 B21C23/00;B21C23/22;(IPC1-7):B21C23/24 主分类号 B21C23/00
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