Electronic calculator

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Information

Patent Grant
D274822

References
Source

Patent Number
D274,822
Date Filed
Monday, June 18, 1984
40 years ago
Date Issued
Tuesday, July 24, 1984
40 years ago

Inventors
- Masafumi Yamagami
- Keiji Sakata
Original Assignees
- Sharp Corporation
Examiners
- Zarfas; Louis S.
Agents
- Flehr, Hohbach, Test, Albritton & Herbert

US Classifications
- D18 - Printing and office machinery
Field of Search
- US
- D18 2
- D18 6-8
- D18 11
- D10 2
- D10 461
- D10 15
- D21 13
- 200 5 A
- 364 706-710
- D14 100
- D14 106
- D14 115
- Term of Grant
  14Years

Information

Abstract

Description

Claims

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

Priority Claims (1)

Number	Date	Country	Kind
56-58613	Dec 1981	JPX

US Referenced Citations (3)

Number	Name	Date	Kind
D256696	Ikeda	Sep 1980
D268346	Kobayashi	Mar 1983
D269277	Yoshioka et al.	Jun 1983

Non-Patent Literature Citations (1)

Entry
HFD-Retailing Home Furnishings, 7/14/80, section one, p. 50, Solar Calculator at bottom right.