U.S. patents available from 1976 to present.
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Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.

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Inventor: Ann M. Sprangers

Address: Neenah, WI
No. of patents: 1
Last patent issue date: 04/27/1982

Number	Title	Issue Date
4326528	Elastic legged diapers An elastic leg disposable diaper is provided which, when worn, forms an absorbent pocket with planar sides in the crotch area. The pocket has flex regions in the crotch area of the diaper which define a bottom crotch profile and elastic edges which encirc...	04/27/1982