Electronic calculator

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Information

Patent Grant
D314785

References
Source

Patent Number
D314,785
Date Filed
Thursday, April 30, 1987
39 years ago
Date Issued
Tuesday, February 19, 1991
35 years ago

Inventors
- Katsuhiro Iida
- Hiroshi Sakaguchi
Original Assignees
- Sharp Corporation
Examiners
- Holtje; Nelson C.
- Veynar; Caron
Agents
- Flehr, Hohbach, Test, Albritton & Herbert

US Classifications
- D18 - Printing and office machinery
Field of Search
- US
- D18 1
- D18 2
- D18 6
- D18 7
- D18 11
- D18 12
- 200 5 A
- 364 706-710
- 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
61-43757	Nov 1986	JPX

US Referenced Citations (4)

Number	Name	Date	Kind
D298545	Yoshioka et al.	Nov 1988
D298546	Yoshioka et al.	Nov 1988
D300539	Wong	Apr 1989
4157588	Ebihara et al.	Jun 1979

Non-Patent Literature Citations (1)

Entry
Best Catalog; p. 306; #4 upper right corners.