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1971-04-06
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1966-02-16
Improvements in or relating to electric encoding keyboards
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1973-12-18
Electronic voting machine
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Electronic voting machine
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1980-11-04
Waiter/table control for electronic cash registers
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1972-08-16
Taximeter
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1978-02-14
Keyboard contact and signal line arrangement
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Access apparatus control system
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1964-03-17
o-o o-o o-o
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1917-03-13
Voting apparatus.
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2022-06-30
Machine or device lock enclosure
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1922-06-27
Voting apparatus
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2022-08-18
Non-Binary Circuit Assembly For Voting Terminal
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1976-09-14
Automatic mechanical voting machine with electronic readout
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2002-10-17
A voting system and method
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1966-11-22
Voting method
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Improvements in Electrical Signalling Systems, applicable to "In" and "Out" Indicators and the like.
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1898-12-20
Electric voting-machine