Who produced the aircraft that Attack Squadron 134 flew?
Second VA-134 (U.S. Navy):  It was established on 21 August 1961 and disestablished a year later, on 1 October 1962. Douglas A-4 Skyhawk:  The delta winged, single turbojet engined Skyhawk was designed and produced by Douglas Aircraft Company, and later by McDonnell Douglas.
Douglas Aircraft Company