Patent drawings
By: introduction by Kendall S. Dood.
Contributors: Dood, Kendall S.; United States. National Archives and Records Administration.
Series: Milestone documents in the National Archives
Publisher: Published for the National Archives and Records Administration by the National Archives Trust Fund Board
Published: 1986
Place of publication: Washington, DC
Language: eng
Number of pages: 20
Subjects: Patents -- United States -- Drawings.