APA (7th ed.) Citation

United States. Patent Office, Ballman, E. C., & Evers, E. P. (1926). In Court of Appeals of D.C., Oct. term, 1926, patent appeal No. 1900, in re Edwin C. Ballman and Edward P. Evers, projection apparatus; brief for Commissioner of Patents. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

United States. Patent Office, Edwin C. Ballman, and Edward P. Evers. In Court of Appeals of D.C., Oct. Term, 1926, Patent Appeal No. 1900, in Re Edwin C. Ballman and Edward P. Evers, Projection Apparatus; Brief for Commissioner of Patents. [Washington?]: U.S. Government Printing Office, 1926.

MLA (9th ed.) Citation

United States. Patent Office, et al. In Court of Appeals of D.C., Oct. Term, 1926, Patent Appeal No. 1900, in Re Edwin C. Ballman and Edward P. Evers, Projection Apparatus; Brief for Commissioner of Patents. U.S. Government Printing Office, 1926.