COIN OPERATED MACHINE FOR MAKING CHANGE
United States Patent 3469669
US Patent References:
Vending machine
- - 2133525

Change maker
- - 2365257


Inventors:
Martti, Lauri
Publication Date:
09/30/1969
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Assignee:
Raha, Automaattiyhdistys
Primary Class:
194/257
International Classes:
G07D1/04; G07D1/02; G07F11/20; G07F11/22




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