G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
G07C15/00—Generating random numbers; Lottery apparatus
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Pinball Game Machines
(AREA)
Display Devices Of Pinball Game Machines
(AREA)
Management, Administration, Business Operations System, And Electronic Commerce
(AREA)