WATER-PERMEABLE LANDSCAPE BRICK
申请公布号:JPH09221704(A)
申请号:JP19960054259
申请日期:1996.02.16
申请公布日期:1997.08.26
发明人:USHIGOME RIKIO;MIYAGAWA NOBUO;KIMURA GOICHI
分类号:E01C5/04;E03F1/00;(IPC1-7):E01C5/04
主分类号:E01C5/04
Electrical contact assembly for use in electron discharge devices
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Device for the protection of the guiding surfaces of the slides of machine tools
Process of breaking petroleum emulsions and breaking agent