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 |
| 7269288 | Apparatus for parallel calculation of prediction bits in a spatially predicted coded block pattern and method thereof A storage device stores rows of bits including a D0 bit, an X0 bit, an X1 bit, a Y0 bit, a Y1 bit and a spatially predicted coded block pattern having an A0 bit, an A1 bit, an A2 bit, and an A3 bit. A fi... | 09/11/2007 |
| 4469916 | Method and apparatus for detecting signalling and data signals on a telephone channel The presence of such signals is detected each time the following detection condition is satisfied, namely: that, for the duration of a predetermined "prior activity" period the amplitude of the signal on the telephone channel exceeds a threshold level whi... | 09/04/1984 |
| 4288662 | Circuit arrangement for telephone exchange systems, especially subscriber extension station installations, with additional data traffic, for example with teleprinter equipment For extension of data traffic within a telephone exchange system to separate data exchange systems, special connecting sets, which are provided for data traffic within the telephone system, are fixedly connected via special facilities with subscriber exch... | 09/08/1981 |
| 4071690 | Device for graphic communication This invention relates to a device which can be used as a telautograph to send graphic messages via telephone lines and provide real time graphic communication between two or more stations. Handwriting and sketches or drawings can be sent and received by ... | 01/31/1978 |
