...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 6321422 | Button clip, especially for a strapless brassiere A button clip, especially for the attachment of a strap to a strapless brassiere, has a pair of tongues which can be clamped against the strapless brassiere by the movement of a slider therealong. The slider has the configuration of a button with a hole i... | 11/27/2001 |
| 5678284 | Device for releasably engaging an object An engaging device for releasably engaging an object. The engaging device comprises a supporting part and an engaging part mounted on the supporting part for pivotal movement about two spaced apart pivot axes between two stable conditions one being an eng... | 10/21/1997 |
| 5632069 | Garment support device A device for holding up trousers (1), skirts, short or similar by attaching this item of clothing to a second item of clothing such as a shirt (2), blouse, top or similar includes a rigid base piece (3) less than fifteen centimeters in length and having a... | 05/27/1997 |
| 5619777 | Engaging device An engaging device comprising a supporting part and an engaging part mounted on the supporting part for pivotal movement about two spaced apart axes between two stable conditions, one being an engaging condition and the other being a release condition. A ... | 04/15/1997 |
| 5446948 | Engaging device for releasably engaging an object An engaging device for releasably engaging an object. The engaging device comprising a supporting part and an engaging part mounted on the supporting part, for pivotal movement about two spaced apart axes defined by pivot pins, between a stable engaging c... | 09/05/1995 |
| 5121526 | Interconnection clip for model structures The preferred clip is comprised of a hub with four equally spaced arms, each having at least one coin-engaging slot. Coins are retained by frictional engagement and by cooperation between the residual coin rim and ridges in the slots. Structures may be bu... | 06/16/1992 |
| 4458394 | Stake fastener for animal trap A stake fastener for an animal trap in which the trap has jaws adapted for pivotal operation about a journal postincludes member for surrounding the jaws at a location proximate the post, attachment member for coupling the surrounding member to the post w... | 07/10/1984 |
| 4362286 | Quarter-turn-locking thermal connector A thermal connector adapted to connect a calorie dissipating support to a thermal drain. It comprises a deformable metal two-part clamp, each part of which is constituted by two webs conforming to the shape of the dissipating support, as regards one of sa... | 12/07/1982 |
| 4346501 | Headset cable strain relief clamp A strain relief clamp for supporting the signal cable dependent from a communications headset. A unitary, integrally molded plastic structure is provided having a pair of toothed jaws joined by a hingeless support member and lever actuated to effect a sec... | 08/31/1982 |