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 | The ornamental design for program function keyboard, as shown and described. | |||||||||||||||||
FIG. 1 is a right front perspective view of a program function keyboard showing my new design, the keyboard in a raised position;
FIG. 2 is a left front perspective view thereof, the keyboard in a lowered position;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear plan view thereof;
FIG. 5 is a rear perspective view thereof, the keyboard in a lowered position;
FIG. 6 is a rear perspective view thereof, the keyboard in a raised position;
FIG. 7 is a rear plan view thereof, the keyboard in a raised position.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Apr 23 1987 | International Business Machines Corporation | (assignment on the face of the patent) | / | |||
| Apr 23 1987 | SCHAUM, DAVID L | INTERNATIONAL BUSINESS MACHINES CORPORATION, A CORP OF NEW YORK | ASSIGNMENT OF ASSIGNORS INTEREST | 004698/ | 0412 | 
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