Patent classifications
A
HUMAN NECESSITIES
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A63
SPORTS; GAMES; AMUSEMENTS
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A63F
CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
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A63F9/06
Patience; Other games for self-amusement
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A63F9/12
Three-dimensional [3D] jig-saw puzzles
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A63F9/1252
using pegs, pins, rods or dowels as puzzle elements
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A63F2009/126
Configuration or arrangement of the pegs
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