Harrison; Dan W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Harrison; Dan W..The latest application filed is for "replaceable tool cartridges".
- Harrison; Dan W. - Brownsboro TX
| Patent | Date |
|---|---|
| Multifunction tool with replaceable implements Grant 6,721,984 - Harrison April 20, 2 | 2004-04-20 |
| Multifunction tool with replaceable implements Grant 6,523,203 - Harrison February 25, 2 | 2003-02-25 |
| Replaceable tool cartridges App 20020062527 - Harrison, Dan W. | 2002-05-30 |
| Multifunction tool with replaceable implements App 20010014986 - Harrison, Dan W. | 2001-08-23 |
| Knife sheath and tool device Grant 4,805,818 - Harrison February 21, 1 | 1989-02-21 |
| Handtool Grant 4,546,510 - Harrison October 15, 1 | 1985-10-15 |
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