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US3519113A
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Parking meter with token dispensing means
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US3438031A
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Doppler radar having digital speed indicator
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GB1093189A
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Improvements in or relating to parking meters
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US3204438A
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Parking meter mechanism
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US3262540A
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Slug detector for parking meters
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US3272299A
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Token dispensing apparatus for parking meters
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US3199321A
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Parking meter mechanism
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FR1007565A
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Internal combustion engine
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US2550433A
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Sling keeper lock
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US2613871A
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Coin handling apparatus
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US2613792A
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Coin handling apparatus
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US2483805A
|
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Coin mechanism housing
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US2633960A
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Coin-handling apparatus
|
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US2618371A
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Parking meter
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US2594388A
|
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Automatic pay station
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US2596122A
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Parking meter and coin slot therefor
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US2596123A
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Parking meter and coin slot therefor
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US2596124A
|
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Parking meter
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US2495784A
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Valve control for crankcase compression engines
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CA793657A
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Slug detector for parking meters
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