United States. Patent Office & Wessblad, K. A. (1931). In U.S. Court of Customs and Patent Appeals, patent appeal No. 2930, in matter of application of Karl Alexander Wessblad, refrigerating apparatus; brief for Commissioner of Patents. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Patent Office and Karl Alexander Wessblad. In U.S. Court of Customs and Patent Appeals, Patent Appeal No. 2930, in Matter of Application of Karl Alexander Wessblad, Refrigerating Apparatus; Brief for Commissioner of Patents. [Washington?]: U.S. Government Printing Office, 1931.
MLA (9th ed.) CitationUnited States. Patent Office and Karl Alexander Wessblad. In U.S. Court of Customs and Patent Appeals, Patent Appeal No. 2930, in Matter of Application of Karl Alexander Wessblad, Refrigerating Apparatus; Brief for Commissioner of Patents. U.S. Government Printing Office, 1931.