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Matthew James Hall
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Balmain, AU
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last 30 patents
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Patent Grant
Parking meter
Patent number
8,590,687
Issue date
Nov 26, 2013
IPS Group, Inc.
David King
G07 - CHECKING-DEVICES
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Patent Application
Parking Meter
Publication number
20140174881
Publication date
Jun 26, 2014
IPS Group, Inc.
David William King
G06 - COMPUTING CALCULATING COUNTING