Case Name: In re Francis J. Armstrong, Deceased, by Lily L. Armstrong, Executrix and Wallace F. Gayring
Court: United States Court of Customs and Patent Appeals
Jurisdiction: United States
Decision Date: 1964-10-20
Citations: 52 C.C.P.A. 1835
Docket Number: No. 7547
Parties: In re Francis J. Armstrong, Deceased, by Lily L. Armstrong, Executrix and Wallace F. Gayring
Judges: 
Reporter: Court of Customs and Patent Appeals Reports
Volume: 52
Pages: 1835–1835

Head Matter:
October 20, 1964
In re Francis J. Armstrong, Deceased, by Lily L. Armstrong, Executrix and Wallace F. Gayring
(No. 7547).

Opinion:
Rotary disc filter.