Knee keyboard
Description
FIG. 1 is a top, left, perspective view of the knee keyboard;
FIG. 2 is a Rear elevation;
FIG. 3 is a Left End elevation;
FIG. 4 is a Right End elevation; and,
FIG. 5 is a Bottom Plan.
Claims
The ornamental design for a knee keyboard, as shown and described.
Referenced Cited
U.S. Patent Documents
D288097 | February 3, 1987 | Harter |
5029260 | July 2, 1991 | Rollason |
5623869 | April 29, 1997 | Moss et al. |
5825612 | October 20, 1998 | Aubuchon et al. |
D402643 | December 15, 1998 | Grassel |
D408388 | April 20, 1999 | Wiggins |
5927210 | July 27, 1999 | Hacker |
5957595 | September 28, 1999 | Chen |
6132118 | October 17, 2000 | Grezeszak |
6353530 | March 5, 2002 | Zarek et al. |
6529369 | March 4, 2003 | Zarek et al. |
Patent History
Patent number: D508697
Type: Grant
Filed: Jul 12, 2004
Date of Patent: Aug 23, 2005
Inventors: Arthur DeWayne Crawford (McCalla, AL), Lisa Anita Crawford (McCalla, AL)
Primary Examiner: Freda S. Nunn
Attorney: Richard L. Mikesell
Application Number: 29/209,071
Type: Grant
Filed: Jul 12, 2004
Date of Patent: Aug 23, 2005
Inventors: Arthur DeWayne Crawford (McCalla, AL), Lisa Anita Crawford (McCalla, AL)
Primary Examiner: Freda S. Nunn
Attorney: Richard L. Mikesell
Application Number: 29/209,071
Classifications
Current U.S. Class:
Support (D14/457)