Piano-like computer keys
- IBM
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Description
FIG. 1 is a top, front, right perspective view of piano-like computer keys showing my new design;
FIG. 2 is a left elevational view thereof;
FIG. 3 is a right elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a front elevational view thereof; and,
FIG. 6 is a rear elevational view thereof.
The broken line showing of the keyboard locality is for illustrative purposes only and forms no part of the claimed design.
Referenced Cited
U.S. Patent Documents
Other references
D345967 | April 12, 1994 | Kroner |
D358808 | May 30, 1995 | Murdoch et al. |
4352313 | October 5, 1982 | Ny |
4655117 | April 7, 1987 | Roose |
4704940 | November 10, 1987 | Cummings |
5088378 | February 18, 1992 | DeLaTorre |
5392682 | February 28, 1995 | McCartney-Hoy |
- Customizable Keys Using Add-On "Plugs", IBM Technical Disclosure Bulletin, vol. 33, No. 1B, Jun., 1990.
Patent History
Patent number: D367858
Type: Grant
Filed: Dec 5, 1994
Date of Patent: Mar 12, 1996
Assignee: International Business Machines Corporation (Armonk, NY)
Inventors: Randal L. Bertram (Raleigh, NC), John D. Swansey (Durham, NC)
Primary Examiner: Freda S. Nunn
Attorney: Anthony N. Calfee Halter & Griswold Magistrale
Application Number: 0/31,761
Type: Grant
Filed: Dec 5, 1994
Date of Patent: Mar 12, 1996
Assignee: International Business Machines Corporation (Armonk, NY)
Inventors: Randal L. Bertram (Raleigh, NC), John D. Swansey (Durham, NC)
Primary Examiner: Freda S. Nunn
Attorney: Anthony N. Calfee Halter & Griswold Magistrale
Application Number: 0/31,761
Classifications
Current U.S. Class:
D14/115