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Information
Patent Grant
D250253
References
Source
Patent Number
D250,253
Date Filed
Thursday, February 24, 1977
47 years ago
Date Issued
Tuesday, November 14, 1978
45 years ago
Inventors
Donald J. Booty
Original Assignees
Spartus, Inc.
Examiners
Holtje; Nelson C.
Agents
Marshall; William A.
US Classifications
D10 - Measuring, testing, or signalling instruments
Field of Search
US
D10 1
D10 2
D10 15
D10 21
D10 24-26
D10 27
D14 68
D14 71
D14 72
D14 73
058 152 R
058 50 R
058 50 A
058 23 R
International Classifications
Term of Grant
14Years
Information
Content
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Abstract
Description
Claims
The ornamental design for a digital clock, as shown and described.
US Referenced Citations (2)
Number
Name
Date
Kind
D229959
Christie
Jan 1974
D239091
Toyoshima
Mar 1976
Non-Patent Literature Citations (1)
Entry
Home Furnishings Daily - 7/13/76 - p. 9 - Dig. Clock at left.