Title:
遊技機
Document Type and Number:
Japanese Patent JP7037244
Kind Code:
B2
Abstract:
To prevent improper use of information on a two-dimensional code given to a main CPU on a main control board.SOLUTION: A game machine includes a main control board 530 and a board case 550 for accommodating the main control board 530. The main control board 530 is mounted with a main CPU 530g having a calculation function. A two-dimensional code 530j is printed on the surface of the main CPU 530g. A management seal 551 on which a two-dimensional code 551a is printed is stuck to the board case 550. The two-dimensional code 530j printed on the surface of the main CPU 530g is set to be more difficult to be read than the two-dimensional code 551a printed on the management seal 551 stuck to the board case 550.SELECTED DRAWING: Figure 174
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Inventors:
Kenta Aoki
Daisuke Yamada
Daisuke Yamada
Application Number:
JP2019232096A
Publication Date:
March 16, 2022
Filing Date:
December 23, 2019
Export Citation:
Assignee:
Sammy Corporation
International Classes:
A63F7/02; A63F5/04
Domestic Patent References:
| JP2008212566A | ||||
| JP2014104028A | ||||
| JP2005296229A | ||||
| JP2018166701A |
Attorney, Agent or Firm:
Nakamura Tadashi