| 发明名称 |
METHOD OF POLISHING A SURFACE OF COPPER OR AN ALLOY COMPRISING MAINLY COPPER, MAGNETIC HEAD OBTAINABLE BY MEANS OF SAID METHOD, X-RAY RADIATION-COLLIMATING ELEMENT, BOTH HAVING A SURFACE POLISHED BY MEANS OF THE METHOD, AND POLISHING MEANS FOR USE IN THE |
| 摘要 |
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| 申请公布号 |
HUT71054(A) |
申请公布日期 |
1995.11.28 |
| 申请号 |
HU19940002034 |
申请日期 |
1994.07.06 |
| 申请人 |
PHILIPS ELECTRONICS N.V. |
发明人 |
HAISMA,JAN;DE HAAS,PETER WILHELMUS;DE BOER,DIRK KORNELIS GERHARDUS;VAN DEN HOOGENHOF,WALTHERUS WILHELMUS;POSTMA,LAMBERTUS |
| 分类号 |
B24B1/00;C09G1/02;C09K3/14;G11B5/127;G11B5/187;G11B5/31;(IPC1-7):C09G1/04;C23F3/00 |
主分类号 |
B24B1/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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