US3428948A
(en )
1969-02-18
Postage metering system
GB378531A
(en )
1932-08-15
Improvements in or relating to statistical recording devices
GB350958A
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US2629863A
(en )
1953-02-24
Cash registeimndicating system
US1939822A
(en )
1933-12-19
Registering, display, and transmission apparatus and system
US2852767A
(en )
1958-09-16
Information dissemination system
US2930529A
(en )
1960-03-29
Laboissiere
US1911949A
(en )
1933-05-30
Signaling system
GB391210A
(en )
1933-04-24
Improvements in or relating to statistical apparatus
US1744771A
(en )
1930-01-28
julius
US2642685A
(en )
1953-06-23
Monogrammic indicator
US1033478A
(en )
1912-07-23
Cash-register.
US2121184A
(en )
1938-06-21
Telemetric broadcasting and recording apparatus
US2032972A
(en )
1936-03-03
Totalizator
US3125289A
(en )
1964-03-17
o-o o-o o-o
US2897617A
(en )
1959-08-04
Multiple sign arrangement for use with taximeters or the like
GB483021A
(en )
1938-04-11
Improvements in or relating to counters for tabulating and other calculating machines
US2043511A
(en )
1936-06-09
Indicator
US1420879A
(en )
1922-06-27
Voting apparatus
GB288300A
(en )
1929-07-03
Improvements in or relating to electric signalling systems
US2129743A
(en )
1938-09-13
Automatic auditing and tabulating system
US2494419A
(en )
1950-01-10
Totalizator
GB426558A
(en )
1935-04-02
An electrically operated arrival and departure indicator system
US1490620A
(en )
1924-04-15
Ticket registering and punching machine.
US1978094A
(en )
1934-10-23
Stock quotation desk display device