Did You Know...
...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 |
| 7222399 | Merchandising hanger A merchandising hanger has a planar surface adapted to receive printed indicia thereon and characterized by having a top and a base. The top of the planar surface is formed as a hook, cutout, or hole so as to allow the merchandising hanger to be suspended from a con... | 05/29/2007 |
| 4504027 | Magnetic tape clamping device A magnetic tape clamping device comprises an upper band portion, legs formed at both ends of the upper band portion and an elastically deformable lower band portion connecting the lower ends of the legs and being adapted to be fitted into a recess formed ... | 03/12/1985 |
