Combined electronic calculator and clock

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Information

Patent Grant
D260777

References
Source

Patent Number
D260,777
Date Filed
Wednesday, August 8, 1979
45 years ago
Date Issued
Tuesday, September 15, 1981
43 years ago

Inventors
- Tsutomu Okuyama
- Eiichi Yoshioka
Original Assignees
- Canon Kabushiki Kaisha
Examiners
- Spangler; Robert C.
Agents
- Fitzpatrick, Cella, Harper & Scinto

US Classifications
- D18 - Printing and office machinery
Field of Search
- US
- D18 1
- D18 2
- D18 6-8
- D18 11
- D18 12
- D10 2
- 364 706-710
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a combined electronic calculator and clock, as shown and described.

Priority Claims (1)

Number	Date	Country	Kind
54-7665	Feb 1979	JPX

US Referenced Citations (2)

Number	Name	Date	Kind
D248994	Ikeda	Aug 1978
D251330	Kurosu et al.	Mar 1979

Non-Patent Literature Citations (1)

Entry
Best Products, 1978 Catalog, p. 358, item D, Combined Clock and Calculator.