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Calculator casing |
| D247927 |
Calculator casing
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| Patent Drawings: | |
| Inventor: |
Sulek, et al. |
| Date Issued: |
May 16, 1978 |
| Application: |
05/719,770 |
| Filed: |
September 2, 1976 |
| Inventors: |
Lawrence; William James (Dallas, TX)
Sulek; Eugene Joseph (Richardson, TX)
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| Assignee: |
Texas Instruments Incorporated (Dallas, TX) |
| Primary Examiner: |
Lucas; Susan J. |
| Assistant Examiner: |
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| Attorney Or Agent: |
Levine; Harold |
| U.S. Class: |
D18/7 |
| Field Of Search: |
D64/11B; D64/11C |
| International Class: |
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| U.S Patent Documents: |
D227472; D240736 |
| Foreign Patent Documents: |
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| Other References: |
Office Products, Mar. 1974, p. 121, Model 855, memory calculator..
Office Products, Feb. 1975, p. 54, calculator (bottom).. |
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| Abstract: |
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| Claim: |
The ornamental design for a calculator casing, substantially as shown and described. |
| Description: |
FIG. 1 is a view in perspective of a calculator casing showing our new design;
FIG. 2 is a side elevational view thereof;
FIG. 3 is a top elevational view thereof;
FIG. 4 is a plan view thereof; and
FIG. 5 is a bottom elevational view thereof.
The rear side of the calculator casing is plain.
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