Electronic calculator

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Information

Patent Grant
D273307

References
Source

Patent Number
D273,307
Date Filed
Friday, June 18, 1982
42 years ago
Date Issued
Tuesday, April 3, 1984
41 years ago

Inventors
- Masafumi Yamagami
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
- D18 12
- D10 2
- D10 15
- D10 461
- D19 59
- D19 60
- D21 13
- 364 706-710
- 200 5 A
- D14 100
- 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
56-58609	Dec 1981	JPX

US Referenced Citations (1)

Number	Name	Date	Kind
D258740	Matsumoto	Mar 1981

Non-Patent Literature Citations (1)

Entry
HFD-Retailing Home Furnishings, 1/1/79, Section two, p. 34-Sanyo & National Semiconductor Calculators at middle.