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PARKING METER CONTROLLER
US 3,535,870 A
Filed
: 06/09/1969
Issued
: 10/27/1970
Est. Priority Date
: 06/09/1969
Status: Expired due to Term
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Current Assignee
Harold B. Mitchell
Original Assignee
Harold B. Mitchell
Inventors
Mitchell, Harold B.
Application Number
US04/831,566
Time in Patent Office
505 Days
Field of Search
US Class Current
368/6
CPC Class Codes
G07F 17/246
provided with vehicle proxi...
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