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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G07B17/00185
Details internally of apparatus in a franking system, e.g. franking machine at customer or apparatus at post office
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G07B17/00193
Constructional details of apparatus in a franking system
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