JPS6294483U - - Google Patents

Info

Publication number

JPS6294483U

JPS6294483U JP18442085U JP18442085U JPS6294483U JP S6294483 U JPS6294483 U JP S6294483U JP 18442085 U JP18442085 U JP 18442085U JP 18442085 U JP18442085 U JP 18442085U JP S6294483 U JPS6294483 U JP S6294483U

Authority

JP

Japan

Prior art keywords

protrusion

magnetic disk

shell

detection hole

erasure prevention

Prior art date

1985-12-02

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

• 230000002265 prevention Effects 0.000 claims description 6
• 238000001514 detection method Methods 0.000 claims description 3
• 210000000078 claw Anatomy 0.000 description 1
• 238000005192 partition Methods 0.000 description 1