United States patent reexamination.

Bibliographic Details
Corporate Authors:	United States. Patent and Trademark Office, Patent and Trademark Depository Library Program (U.S.)
Format:	Microform Serial
Language:	English
Published:	[Washington, D.C.] : [United States Patent and Trademark Office]
Subjects:	Patents > United States. Patents. United States.

Description
Item Description:	Patent and Trademark Depository Library Program (U.S.).
Physical Description:	volumes : illustrations ; 26 cm