Expansion unit for a personal computer

- IBM
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Description

FIG. 1 is a top plan view of an expansion unit for a personal computer showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a top, front, right side perspective view thereof.

Referenced Cited
U.S. Patent Documents
D279675 July 16, 1985 Akiyama
D296898 July 26, 1988 Hara
D298943 December 13, 1988 Haager et al.
4781347 November 1, 1988 Dickie
Other references
  • Devoke Data Products-Fall/Winter 1984, p. 20, Disk Drive shown lower left side of page.
Patent History
Patent number: D310998
Type: Grant
Filed: Apr 14, 1987
Date of Patent: Oct 2, 1990
Assignee: International Business Machines Corporation (Armonk, NY)
Inventors: Troy A. Lee (Nicholasville, KY), Peter J. Mendel (Lexington, KY), Ronald A. Smith (Apex, NC)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Freda S. Nunn
Attorney: John J. McArdle, Jr.
Application Number: 7/38,267
Classifications
Current U.S. Class: D14/100; D14/114