1959 USN Polaris Lockheed.JPG
1965 slim USN Lockheed Polaris.JPG
1968 Stoner Weapons Systems 2.JPG
1952 Westinghouse.JPG
1962 General Electric.JPG
1948-49 two-sided Zippo for Sperry Corporation. In 1908, the American inventor Elmer Ambrose Sperry patented a gyrocompass in the US.and founded the Sperry Gyroscope Corporation in 1910 which became a major force in aviation and aerospace instrumentation industry