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Priority to JP18602987UpriorityCriticalpatent/JPH0190119U/ja
Priority to JP63308808Aprioritypatent/JPH0786984B2/ja
Publication of JPH0190119UpublicationCriticalpatent/JPH0190119U/ja
OPTICAL INFORMATION RECORDING DEVICE, OPTICAL INFORMATION READING DEVICE, OPTICAL INFORMATION RECORDING / READING DEVICE, AND OPTICAL INFORMATION RECORDING MEDIUM
Magneto-optical memory device whereon overwriting operation can be carried out through light intensity modulation and method for recording and erasing using it