Eight-track magnetic cartridge duplicator

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Description

FIG. 1 is a perspective view of the eight-track magnetic cartridge duplicator;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a left side view thereof; and

FIG. 5 is a rear view thereof.

Referenced Cited
U.S. Patent Documents
D218316 August 1970 Bouzaglou et al.
D220498 April 1971 Staley
D249261 September 5, 1978 Pulos et al.
3767206 October 1973 Rehklav
3875588 April 1975 Bennett
3990710 November 9, 1976 Hughes
Patent History
Patent number: D258878
Type: Grant
Filed: Oct 2, 1978
Date of Patent: Apr 14, 1981
Assignee: Pentagon Industries, Inc. (Chicago, IL)
Inventor: Juozas Briedis (Chicago, IL)
Primary Examiner: Bernard Ansher
Application Number: 5/947,710
Classifications
Current U.S. Class: D14/6; D14/1
International Classification: D1401;