Title: Patent for the Pluto Platter
Subtitle:
Author(s): Walter Frederick Morrison
Year Published: September 30, 1958
Format:
Size: 8.5 x 11 inches
Number of Pages: 1
Publisher: U.S. Patent Office
Special Notes: This is the portion of the Pluto Platter Design Patent that illustrates the disc in two aspects. The patent application was filed on July 22, 1957. Patent number 2,690,339 was awarded 9/30/1958. The term of the patent was 7 years. Note the reference to Hall's 1954 patent.
Contributor(s): Phil Kennedy