Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 7331619 | Latch-spring assembly for enclosures A latch-spring assembly has a handle with prongs extending from a finger-grip portion. One prong has a circumferential groove. A leaf spring has an anchor portion for attachment to a subassembly wall and a spring portion flexibly coupled to the anchor portion. The s... | 02/19/2008 |
| 5639131 | Tamper resistant seal with controlled break A tamper resistant seal and method of forming a seal including a strip having at least one end portion which is foldable about one or more score lines each having two or more segments which converge with one another across the strip generally obliquely re... | 06/17/1997 |
| 4898412 | Tamper-proof bag seal and method for manufacturing the same The present invention is a tamper-proof security seal which includes a shackling tape and a tape-gripping element with two deformable tape-gripping sections. The first gripping section includes a structural flap folded toward an inside bag-receiving side ... | 02/06/1990 |