Computer for recording time and charges for telephone calls

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Description

FIG. 1 is a front, partial top and right side perspective view of a computer for recording time and charges for telephone calls showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an elevational view of the right side thereof;

FIG. 5 is an elevational view of the left side thereof;

FIG. 6 is an elevational view of the front side thereof; and

FIG. 7 is an elevational view of the rear side thereof.

Referenced Cited
U.S. Patent Documents
3146577 September 1964 Danner
3320366 May 1967 Plummer
3524948 August 1970 Lewin
3538258 November 1970 Zuckerman
3767862 October 1973 Grushow
4161626 July 17, 1979 Waldo
4260855 April 7, 1981 Ruberstein
Other references
  • Radio Electronics, 6/1978; Build-"Digi-Toll"; Digital Time-Keeping Instrument; pp. 69-72.
Patent History
Patent number: D290460
Type: Grant
Filed: Jul 22, 1985
Date of Patent: Jun 23, 1987
Inventors: Rochelle Pinz (Atlantic Beach, NY), Ruben M. Lopez (Brooklyn, NY)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay
Attorney: Nicholas J. Garofalo
Application Number: 6/757,155
Classifications
Current U.S. Class: D14/59; D14/52