G - Physics
07
F
G07F 11/44 (2006.01)
Patent
CA 2147455
A gumball machine attracts and entertains users by enabling a user, after he purchases a gumball from the machine, to visually observe the gumball as it travels from the storage area of the gumball machine to the dispenser where the user removes the gumball from the machine.
Haymond Dave E.
Smart & Biggar
LandOfFree
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