Did You Know...
...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 |
| 6097992 | Method and controlling system for preventing the scratching of wafer backs by the fetch arm of a stepper machine A method for avoiding scratching of wafer backs being held by a vacuum to a fetch arm of a stepper machine for insertion into a cassette holder includes releasing the vacuum in the suction head of the fetch are before the wafer enters the cassette holder.... | 08/01/2000 |
| 5707199 | Apparatus for storing objects in a storage block A device is disclosed for storing objects in a storage block having identical storage places arranged behind, next to or above each other in the X, Y and Z directions and at least one lifting member associated to the storage block. Each storage place is e... | 01/13/1998 |
| 5330305 | Driven mechanism for a three dimensional vehicle parking system A three dimensional parking system (1) includes a plurality of housing stations (X1, Y1, etc.) which are arranged in a vertical direction for accommodating vehicles. A lift compartment (31) is provided adjacent to the housing stations (X1, Y1, etc.). Lift... | 07/19/1994 |
| 4998856 | Motor vehicle parking installation, forming an automatic individual garage in an urban environment The invention provides a motor vehicle parking installation forming an automatic individual garage in an urban environment. In this installation, the vehicle carrying platform (2) has two longitudinal edges (25) with a V shaped inclined profile cooperatin... | 03/12/1991 |
| 4950117 | Three dimensional housing apparatus and control method thereof There are defined a lift space (E) and multi-storied housing spaces (X, Y) provided on at least one side out of the left side, right side, front side, and rear side of the lift space (E). A three dimensional housing apparatus comprises a liftable fork uni... | 08/21/1990 |
| 4601628 | Storage structures A rotary storage structure (10) has a supporting frame (12) provided with circular tracks (29, 35) provided with rollers (31) which support independently rotatable sub-frames (15, 16). Each sub-frame (15, 16) is provided with pairs of co-axial rings (36) ... | 07/22/1986 |
| 4265581 | Automated parking system and subassemblies therefor An automated parking system includes a multi-story tower having a central elevator shaft. The building is substantially circular in cross section and contains a plurality of parking stalls that radiate from the elevator shaft on each of the stories. An el... | 05/05/1981 |
| 4252488 | Storage retrieval system with pivoted holder frames An article storage and retrieval system has a plurality of annular and generally concentric tracks of any desired shape each carrying a train of holder frames each having a pair of ends spaced apart by a gap. Each train has at each of the holder frames a ... | 02/24/1981 |
