Case for an electronic calculator

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Information

Patent Grant
D259200

References
Source

Patent Number
D259,200
Date Filed
Wednesday, July 12, 1978
48 years ago
Date Issued
Tuesday, May 12, 1981
45 years ago

Inventors
- Shinpei Ichikawa
- Robert Welch
Original Assignees
- Texas Instruments Incorporated
Examiners
- Zarfas; Louis S.
Agents
- Marshall, Jr.; Robert D.
- Heiting; Leo N.
- Sharp; Melvin

US Classifications
- D18 - Printing and office machinery
Field of Search
- US
- D18 2
- D18 6-8
- 364 706-710
- 200 5 A
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a case for an electronic calculator, substantially as shown and described.

US Referenced Citations (6)

Number	Name	Date	Kind
D230404	Jimbo	Feb 1974
D243535	Ikeda	Mar 1977
D247391	Hazama et al.	Feb 1978
D249093	Hazama et al.	Aug 1978
D249742	Ohie	Sep 1978
4158230	Washizuka et al.	Jun 1979