Text-book of the law of patents for inventions
By: by Albert H. Walker.
Contributors: Hilliard, John H.,; Eblé, Eugene,
Edition: 5th ed. / by John H. Hillard and Eugene Eblé.
Publisher: Baker, Voorhis & Co.
Published: 1917
Place of publication: New York
Language: eng
Number of pages: 1098
Subjects: Patent laws and legislation -- United States.