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| Number | Title | Issue Date |
| 6892637 | Self-inking stamp with ink cartridge barrier A stamp pad holder for use in a self-inking hand stamp. The stamp pad holder has a stamp die box that holds a stamp forming material, ink cartridge and plastic within the die box. The stamp forming material is placed at the bottom of the die box. A pre-inked ink car... | 05/17/2005 |