Portable keyboard for remote controller

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Description

FIG. 1 is a top, front, side perspective view of a portable keyboard for remote controller showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a right-side elevational view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D258957 April 21, 1981 Bevilacqua et al.
D264467 May 18, 1982 Fischer
D267879 February 8, 1983 Keely et al.
D284574 July 8, 1986 Fischer
D288095 February 3, 1987 Bennett
D299029 December 20, 1988 Williams
D303955 October 10, 1989 Shiozawa et al.
D311171 October 9, 1990 Santer
3670322 June 1972 Mallebrein
3968501 July 6, 1976 Gilbert
4078257 March 7, 1978 Bagley
4185282 January 22, 1980 Pick
4333090 June 1, 1982 Hirsch
4431988 February 14, 1984 Molusis et al.
4703359 October 27, 1987 Rumbolt et al.
4709412 November 24, 1987 Seymour et al.
4771283 September 13, 1988 Imoto
4774511 September 27, 1988 Rumbolt et al.
4823311 April 18, 1989 Hunter et al.
4844637 July 4, 1989 Buisson et al.
4878055 October 31, 1989 Kasahara
Foreign Patent Documents
0127236 July 1983 JPX
Other references
  • T. F. Cummings, "Variable Keyboard for Terminal Displays", IBM Technical Disclosure Bulletin, vol. 16, No. 2, Jul. 1973.
Patent History
Patent number: D320598
Type: Grant
Filed: Nov 2, 1989
Date of Patent: Oct 8, 1991
Assignee: Mitsubishi Electric Sales America, Inc. (Cypress, CA)
Inventors: Marc Auerbach (Huntington Beach, CA), Lawrence D. Emmons (Grass Valley, CA), Douglas M. Patton (Irvine, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Freda S. Nunn
Law Firm: Knobbe, Martens, Olson & Bear
Application Number: 7/430,658
Classifications
Current U.S. Class: D14/115