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Inventor: Durfee; Laverne
Address: Harmony, NC
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7473056 |
Spade bit |
January 6, 2009 |
| The drill bit comprises a cutting blade formed at one end of a shank. The cutting blade has a pair of cutting shoulders that extend inwardly from the outer sides of the blade toward the bit axis. A tip having converging sides that create a point extends from the shoulders. The cutting ed |
| 6994498 |
Lockset drilling guide |
February 7, 2006 |
| A lockset drilling guide and a method of forming holes in a door are provided. The drilling guide includes a frame and at least a first opening and a second opening defined in the frame. The first opening is positioned at approximately 90 degrees to the second opening. The frame is c |
| 6910837 |
Lockset drilling guide |
June 28, 2005 |
| A lockset drilling guide and a method of forming holes in a door are provided. The drilling guide includes a frame and at least a first opening and a second opening defined in the frame. The first opening is positioned at approximately 90 degrees to the second opening. The frame is confi |
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