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...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 |
| 7287293 | Custom fit system with adjustable last and method for custom fitting athletic shoes A system for custom fitting athletic shoes to an individual wearer includes a foot measurement device, an adjustable footform and an infrared activation chamber. Shoes of a single width for each length size have at least a portion of the upper made of heat malleable... | 10/30/2007 |
| 6202240 | Shoe insert A shoe insert having a body formed of a recycled waste paper material. The body has a hollow interior which opens at a bottom of said body. The body has a seat formed at a rear end thereof. The seat has a through hole formed in a top planar surface of sai... | 03/20/2001 |
| 5875504 | Device for enlarging a region of a boot or shoe The present invention is a device used in conjunction with a heat source to locally enlarge an area of a ski boot. The devices comprise a spreader and an extender. The spreader mechanically forces apart a pair of curved elements or "shoes" that apply pres... | 03/02/1999 |
| 5446936 | Boot inserts A cross-support member extends between the opposed side panels of an inverted U-shaped boot insert to prevent the side panels from collapsing toward one another. The cross-support member may be a separate structural element which is associated with the in... | 09/05/1995 |
| 4254524 | Boot tree A boot tree including shin- and calf-shaped parts, integrally formed with a bow spring. The repulsive force by the bow springs preserves the shape of a boot into which the boot tree is inserted.... | 03/10/1981 |
| 4223416 | Boot support A boot support comprises an elongated one-piece solid plastic member having a shape generally approximating that portion of a human leg between the ankle and knee. The member has a plurality of sets of oppositely facing horizontal grooves located at selec... | 09/23/1980 |
| 4185347 | Boot stretcher A boot stretcher for selectively stretching all or different portions of a boot, comprising interconnected front and rear halves which comprise a main body that generally conforms to the overall shape of the upper or calf portion of the boot. The halves a... | 01/29/1980 |
| 3965515 | Boot stretcher A boot stretcher for selectively stretching portions of a foot boot which includes a body generally conforming in its shape to the shape within a boot wherein the body includes anterior and posterior halves and including a pair of screw jacks interconnect... | 06/29/1976 |
