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Three-dimensional distribution double arc welding comprises connecting two electrodes in series along welding direction, mounting welding gun electrode into sleeve, insulating, passing protective gas, striking arc, and electric arc welding. 专利
申请日期: 2012-01-01, 公开日期: 2012-12-12
作者:  LIU L REN D SONG G WANG H ZHANG Z
收藏  |  浏览/下载:6/0  |  提交时间:2019/12/18
Cement-based conductive composite material electrode manufacturing method, involves selecting waveform, period and amplitude of three-dimensional stainless steel mesh electrode based on type and size of test piece. 专利
申请日期: 2009-01-01, 公开日期: 2009-07-08
作者:  SONG S TIAN Y WEI W XU S
收藏  |  浏览/下载:1/0  |  提交时间:2019/12/24
Semiconductor laser with external cavity 专利
专利号: JP1989024485A, 申请日期: 1989-01-26, 公开日期: 1989-01-26
作者:  CHIKAMA TERUMI;  KIYONAGA TETSUYA;  ONODA YOSHITO
收藏  |  浏览/下载:8/0  |  提交时间:2019/12/31
Manufacture of integrated optical element 专利
专利号: JP1988182882A, 申请日期: 1988-07-28, 公开日期: 1988-07-28
作者:  KANAZAWA MAMORU;  FUJIMA HARUMI
收藏  |  浏览/下载:7/0  |  提交时间:2019/12/31
Optical integrated circuit and manufacture thereof 专利
专利号: JP1986234585A, 申请日期: 1986-10-18, 公开日期: 1986-10-18
作者:  MATSUDA KENICHI;  ISHINO MASATO;  MATSUI YASUSHI;  SHIBATA ATSUSHI
收藏  |  浏览/下载:0/0  |  提交时间:2020/01/18
Buried semiconductor laser 专利
专利号: JP1986075585A, 申请日期: 1986-04-17, 公开日期: 1986-04-17
作者:  MITO IKUO
收藏  |  浏览/下载:1/0  |  提交时间:2020/01/18


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