9 COMPUTERIZED SCORING EQUIPMENT USED IN THE GAME OF BOWLING; NAMELY, ELECTRO-OPTICAL DEVICES TO DETECT PIN-FALL BY PIN POSITION, COMPUTERS AND ASSOCIATED PROGRAMS FOR CALCULATING AND DISPLAYING GAME SCORES AND ASSOCIATED GRAPHICS, CRT DEVICES TO DISPLAY THE SCORES AND KEYBOARDS FOR THE INPUT OF INFORMATION ON PARTICIPATING BOWLERS; COMPUTERS, COMPUTER PERIPHERALS, COMPUTER KEYBOARDS, COMPUTER MONITORS AND COMPUTER PROGRAMS FOR USE IN THE OPERATION OF A BOWLING ESTABLISHMENT, INCLUDING BOWLING GAME MANAGEMENT, SCORE-KEEPING AND MANAGEMENT OF RELATED BUSINESS DATA