| 摘要 |
PROBLEM TO BE SOLVED: To provide a pinball game machine improving reusability of a decorative frame attached onto a game board, and preventing the decorative frame having a certificate stamp from being removed easily.SOLUTION: A decorative frame is composed of a plurality of components. Respective one portions of two mutually adjacent components from among the plurality of components are attached onto a game board while being superposed to the game board backward and frontward, and while the component, where a certificate stamp should be provided, is disposed at the rearmost side of a side of the game board in a contextual relationship of superposition. |
