...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7232976 | Therapeutic mouse pad A mouse pad includes a body with planar top and bottom surfaces and a cavity intercalated therebetween that extends between opposed body ends. A rotatable flange has a dome shape for fitting within a user's palm. The flange is offset from a center of the body, has a... | 06/19/2007 |
| 7121985 | Exerciser having actuatable massage device An exerciser includes a carriage slidably supported on a supporting base for supporting users and having a number of massage members for massaging the users. A moving device may be used to move the carriage relative to the supporting base and thus to move the massag... | 10/17/2006 |
| 6945986 | Extended skull and posterior cervical adjusting device A chiropractic adjusting device for facilitating adjustments of the skull and cervical regions of a patient, comprising a base having relatively parallel post members spaced apart and being capable of moving on the base to adjust the spacing between the members, the... | 09/20/2005 |
| 6241695 | Apparatus and method for pressure management An apparatus and method for alleviating excessive pressure development on a body area are provided. The apparatus is preferably embodied in a cushion, and includes a bottom surface and a top surface which is spaced from the bottom surface and has a plural... | 06/05/2001 |
| 5820573 | Body contour massage device and method A massage device disclosed consists of a rigid flat base (30), which when configured with contoured modules (34, 36, 38) and rigid pressure nibs (10, 12, 14) or blades (20, 24, 26, 28) contours the length of an adult human body. The device operates by arr... | 10/13/1998 |
| 5054472 | Massage machine A massaging machine includes a base support frame, at least one conveyor belt assembly having a pair of horizontally spaced apart drums rotatable on horizontal axes and supporting an endless belt, and a plurality of free-turning belt-spanning rolers engag... | 10/08/1991 |
| 3943921 | Vibrator bath and cleaner A bar of soap inside a sponge is vibrated by motor and battery in the handle of a vibrator and a scratcher is formed by the front of the vibrator.... | 03/16/1976 |