1 Tuloksia löytyi "Tiedosto:18700906_Game_board_(bowling)_-_U.S._patent_107,030.png".

Tiedosto:18700906 Game board (bowling) - U.S. patent 107,030.png

English Assembled clippings from front page of U.S. patent 107,030, "Game Board" or "Game-Box For Ten-Pins" determination method or standard: SHA-1...