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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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Inventor: Adrian W. James

Address: London, GB2
No. of patents: 1
Last patent issue date: 10/24/1989

Number	Title	Issue Date
4876722	Active noise control An active noise control system for reducing the amount of noise propagated along a duct comprises a microphone mounted in the wall of the duct for detecting the noise, and an active antiphase noise source, such as a loudspeaker, which is mounted substanti...	10/24/1989