TR-316 / ULTRA SEVEN / BULLMARK / BATTERY OPER
Battery Operated Ultra Seven was produced by Bullmark in 1970. This Ultra Seven is 330MM in height and 538G in weight.
A wind-up version of Ultra Seven was also produced by Bullmark in the 1970s. An Ultra Seven reproduction was made by Billiken Shokai in the 1990s. A mini wInd-up was produced by Marmit in 2002.