JPS61158670U - - Google Patents

Info

Publication number

JPS61158670U

JPS61158670U JP4100085U JP4100085U JPS61158670U JP S61158670 U JPS61158670 U JP S61158670U JP 4100085 U JP4100085 U JP 4100085U JP 4100085 U JP4100085 U JP 4100085U JP S61158670 U JPS61158670 U JP S61158670U

Authority

JP

Japan

Prior art keywords

magnetic

disk device

magnetic disk

fine powder

layers

Prior art date

1985-03-20

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 239000000843 powder Substances 0.000 claims description 2
• 239000000463 material Substances 0.000 claims 1
• 230000003014 reinforcing effect Effects 0.000 claims 1
• 239000000758 substrate Substances 0.000 claims 1
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 238000007747 plating Methods 0.000 description 1