Subject Index

#	ARTIFACT TITLE	DATE	SOURCE	FORMAT	COLLECTION	OBJECT
1.	Patent For Improved Invalid-Chair	2/16/1869	United States Patent and Trademark Office (http://www.uspto.gov)	Patent	Document	Patent For Improved Invalid-Chair
2.		2/16/1869	United States Patent and Trademark Office (http://www.uspto.gov)	Patent	Visual Still	Design For A.P. Blunt & Jacob S. Smith Invalid Chair

Related keywords: - inventions (100%) - patents (100%) - Jacob S. Smith (100%) - Washington D.C. (100%) - invalid (100%) - physical disability (100%) - wheelchair (100%) - assistive technology (100%)