Crossword clues for the word: BETAMAX The word BETAMAX has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for BETAMAX Showing 1 to 5 of 5 results Clue(s) "Loser in a 1970s-'80s ""war""" "Technology at issue in the 1984 Supreme Court case Sony Corp. of America vs. Universal Studios, Inc." Discarded storage technology Sony big seller circa ’77 Tape first sold in '75