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Patent classifications
G
PHYSICS
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G07
CHECKING-DEVICES
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G07B
TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
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13/00
Taximeters
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G07B13/02
Details; Accessories
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G07B13/08
Tariff-changing arrangements
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G07B13/10
automatically actuated
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