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J. Michael Lumpkin
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Roanoke, VA, US
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Patents Grants
last 30 patents
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Patent Grant
Electromechanical parking meter door communications interface
Patent number
6,467,602
Issue date
Oct 22, 2002
Medeco Security Locks, Inc.
James D. Bench
G07 - CHECKING-DEVICES
Patents Applications
last 30 patents
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Patent Application
Electromechanical parking meter door communications interface
Publication number
20020062172
Publication date
May 23, 2002
MEDECO SECURITY LOCKS, INC.
James D. Bench
G07 - CHECKING-DEVICES
Information
Patent Application
Electromechanical parking meter door communications interface
Publication number
20010037928
Publication date
Nov 8, 2001
MEDECO SECURITY LOCKS, INC.
James D. Bench
G07 - CHECKING-DEVICES