The Scientific American reference book
Subtitle: a compendium of useful information for inventors and mechanics, containing the complete patent laws of the United States ... forms for patents, caveats, assignments, licenses, and shop rights ... etc., etc.
By: Illustrated with engravings.
Publisher: Munn
Published: 1876
Place of publication: New York
Language: eng
Number of pages: 143
Subjects: Patents -- United States