Statement and brief of Z.F. Wilber, accompanied by critical and explanatory notes by George B. Prescott, and documentary evidence in support of the same
Contributors: Wilber, Z. F.; United States. Patent Office
Publisher: [s.n.]
Published: 1876
Place of publication: [s.l.]
Language: eng
Number of pages: 55
Subjects: Telegraph; Duplex system; Patents; Quadruplex system; Patent suits
Other titles: Before a commission appointed by the commissioner of patents, in the matter of charges preferred by George B. Prescott against Z.F. Wilber, a principal examiner in the United States Patent Office.
Notes: Cover title.