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发明名称
ELECTRONIC BEAM WELDING METHOD AND APPARATUS
摘要
申请公布号
JPS5472736(A)
申请公布日期
1979.06.11
申请号
JP19770139905
申请日期
1977.11.24
申请人
JAPAN STEEL WORKS LTD
发明人
KASUGAI KENJI
分类号
H01J37/315;B23K15/00
主分类号
H01J37/315
代理机构
代理人
主权项
地址
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ЖАТКА
СИСТЕМА ДЛЯ КОНТРОЛЯ ПАРАМЕТРОВ КОРДОВОЙ МУФТЫ ЭЛЕКТРОПОЕЗДА
УПЛОТНЕНИЕ ВАЛА
Method of producing profiled sheets as prosthesis