Electronic desk calculator with blackboard display

- Jardine Industries, Inc.

Latest Jardine Industries, Inc. Patents:


FIG. 1 is a front perspective view of an electronic desk calculator with blackboard display showing my new design.

FIG. 2 is a rear view of the calculator;

FIG. 3 is a side view of the calculator.

Referenced Cited
U.S. Patent Documents
D235022 April 1975 Kovacs
D235209 May 1975 Baughman
D235349 June 1975 Kurozumi
Other references
  • Sears Christmas Catalog, 1973, p. 495, Cookie Monster.
Patent History
Patent number: D245024
Type: Grant
Filed: Jan 29, 1976
Date of Patent: Jul 12, 1977
Assignee: Jardine Industries, Inc.
Inventor: Robert Genin (Bay Harbor Islands, FL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Christine M. Nucker
Attorney: Michael Ebert
Application Number: 5/653,581
Current U.S. Class: D64/11B
International Classification: D1801;