Data terminal controller
- IBM
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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
Other references
| D193991 | November 1962 | Bluhm |
| D254736 | April 15, 1980 | Kneale |
| D294261 | February 16, 1988 | Alfonso |
| D295976 | May 31, 1988 | Aremka et al. |
- 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
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
