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Sutherland; Donald
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San Diego, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ticket dispenser machine and method
Patent number
5,222,624
Issue date
Jun 29, 1993
Sutherland; Donald
Robert L. Burr
G07 - CHECKING-DEVICES
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Patent Grant
Ticket dispensing device and method
Patent number
5,160,076
Issue date
Nov 3, 1992
Sutherland; Donald
Ronald K. Ford
G07 - CHECKING-DEVICES