| 摘要 |
<p>A self-inking stamp of the type in which a movable stamp member is reciprocated up and down, and rotates to and fro into and out of contact with an ink pad, and which incorporates a series of interchangeable stamp mounting blocks or plates, each block preferably being provided with a recess for receiving interchangeable rubber indicia for showing the date. The stamp mounting blocks are releasably attached to the stamp member so that they may be interchanged at will.</p> |
