Electronic calculator
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Description
FIG. 1 is a front perspective view of an electronic calculator showing my new design;
FIG. 2 is a side elevational view thereof, the opposite side being a mirror image thereof.
Referenced Cited
U.S. Patent Documents
| D213003 | December 1968 | Sellers |
| D218433 | August 1970 | Oliver et al. |
| D228189 | August 1973 | Beitler et al. |
| D236350 | August 1975 | Stoltz et al. |
Patent History
Patent number: D245107
Type: Grant
Filed: Oct 1, 1975
Date of Patent: Jul 19, 1977
Assignee: Hewlett-Packard Company (Palo Alto, CA)
Inventor: Barry R. Mathis (Loveland, CO)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Catherine Kemper
Attorney: William E. Hein
Application Number: 5/618,670
Type: Grant
Filed: Oct 1, 1975
Date of Patent: Jul 19, 1977
Assignee: Hewlett-Packard Company (Palo Alto, CA)
Inventor: Barry R. Mathis (Loveland, CO)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Catherine Kemper
Attorney: William E. Hein
Application Number: 5/618,670
Classifications
Current U.S. Class:
D64/11B
International Classification: D1801;
International Classification: D1801;
