Combined wristwatch and calculator

Kai September 19, 1

Patent Grant D303503

U.S. patent number D303,503 [Application Number 06/886,563] was granted by the patent office on 1989-09-19 for combined wristwatch and calculator. This patent grant is currently assigned to Fushiba Electronic (China) Development Co.. Invention is credited to Wai M. Kai.


United States Patent D303,503
Kai September 19, 1989

Combined wristwatch and calculator

Claims

The ornamental design for a combined wristwatch and calculator, as shown and described.
Inventors: Kai; Wai M. (Kowloon, HK)
Assignee: Fushiba Electronic (China) Development Co. (HK)
Appl. No.: 06/886,563
Filed: July 17, 1986

Current U.S. Class: D10/31; D10/39; D10/32
Field of Search: ;D10/1-39,122-128 ;368/10,11,239-242,276-277,280-282,285,223,228,232

References Cited [Referenced By]

U.S. Patent Documents
D163378 May 1951 Gibbons
D278605 April 1985 Didisheim
D279081 June 1985 Suzuki
D279172 June 1985 Hysek
D285662 September 1986 Kano
D289502 April 1987 Woomer
D295729 May 1988 Suzuki
D296676 July 1988 Sakuai
4444513 April 1984 Proellochs
4508459 April 1985 Hashimoto
Foreign Patent Documents
0052880 Mar 1982 JP

Other References

Hong Kong Enterprises-1/82-p. 250-Calc. Watch at top-left. .
Merchandising-3/82-p. 5-Dig. Calc. Watch near top-left and middle-right..

Primary Examiner: Holtje; Nelson C.

Description



FIG. 1 is a top plan view of a combined wristwatch and calculator showing my new design, the rear being substantially plain and unornamented;

FIG. 2 is a right side elevational view thereof; the left side being substantially similar thereof;

FIG. 3 is a top plan view thereof with the watch in an open position;

FIG. 4 is a cross-sectional view thereof as taken from line X--X of FIG. 1.

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