Title:
MAGNETIC MEMORY DEVICE
Document Type and Number:
Japanese Patent JPS51130207
Kind Code:
A
Abstract:
PURPOSE:To prevent deterioration of confidence in memory by keeping air clean in a magnetic memory wuch as magnetic drum unit, magnetic disk unit etc.
Inventors:
KAKIZAWA KOUJI
Application Number:
JP5510075A
Publication Date:
November 12, 1976
Filing Date:
May 07, 1975
Export Citation:
Assignee:
SUWA SEIKOSHA KK
International Classes:
G11B33/14; (IPC1-7): G11B1/00; G11B25/04