By Mary Bellis, About.com
Patent D264,109
Introduction - Patent Searching For New InventorsSearching by Patent NumberSearching using Words
Advanced Search PagePatent Searches For Prior Art
Help Viewing ImagesInterneTiffX
Mary BellisInventors Guide
Famous Inventions A to ZBlack Inventors A-ZThomas Edison - The Inventions of Thomas EdisonThe History of Computers - Computer History Timeline20th Century Timeline
©2009 About.com, a part of The New York Times Company.
All rights reserved.