Bizarre Patents
Pizza Pie With Concentric Rings of Crust
A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.
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| Number | Title | Issue Date |
| 6116530 | Adapter for rock crusher A jaw crusher for crushing rocks combines a hydraulic adjustment of the bite with an air spring tensioning arrangement which maintains a desired tensile force even with variation of the bite. The air spring arrangement is reliable in the dirty environment... | 09/12/2000 |
| 4279068 | Portable hydraulic gear pulling device A fluid gear or like pulling device comprising a body having a through axial bore adapted to admit a shaft; opposed piston chambers extending radially of the bore; pistons in the piston chambers and having a free end adapted to enter into the through bore... | 07/21/1981 |
