Data terminal controller

- IBM
Description

FIG. 1 is a front, top and right side perspective view of a data terminal controller, showing our new design;

FIG. 2 is a rear, top and left side perspective thereof;

FIGS. 3 through 8 are respectively, front, back, right, left, top and bottom orthographic views thereof on an enlarged scale.

Referenced Cited
U.S. Patent Documents
D193991 November 1962 Bluhm
D254736 April 15, 1980 Kneale
D294261 February 16, 1988 Alfonso
D295976 May 31, 1988 Aremka et al.
Other references
  • Byte 9/1983, p. 136, (The Victory Factor Microcomputer-Floor Model). Digital .COPYRGT.1983 front cover, (VAXII-725 Data Controller). Wang Laboratories, Inc., p. 11-inside back cover, (Data Controller).
Patent History
Patent number: D303659
Type: Grant
Filed: Jun 13, 1986
Date of Patent: Sep 26, 1989
Assignee: International Business Machines Corporation (Armonk, NY)
Inventors: William B. Phillips (Kingston, NY), David L. Schaum (Woodstock, NY)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Freda S. Nunn
Attorneys: Robert L. Troike, Frederick D. Poag
Application Number: 6/875,776
Classifications
Current U.S. Class: D14/100; D14/109