Dynamic magnetic information storage or retrieval – Record medium – In container
Patent
1987-07-23
1989-04-25
Tupper, Robert S.
Dynamic magnetic information storage or retrieval
Record medium
In container
264259, G11B 2304
Patent
active
048253200
ABSTRACT:
The body of a magnetic tape cassette is formed by injection molding of plastic material or the like, and is provided with a protecting film layer on at least a part of the outer surface thereof. The protecting film layer is bonded to the surface of the cassette body simultaneously with the molding of the cassette body by injecting molding material into a cavity of a plastic injection mold with a protecting film material being inserted into the cavity before injection.
REFERENCES:
patent: 4061455 (1977-12-01), Von Holdt
patent: 4688128 (1987-08-01), Shiba et al.
Oishi Kengo
Suzuki Osamu
Fuji Photo Film Co. , Ltd.
Tupper Robert S.
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