US2219636A
(en )
1940-10-29
Automatic actuating mechanism
GB1476848A
(en )
1977-06-16
Coin-freed gaming device
GB192055A
(en )
1924-04-03
Electrical installation allowing remote control of at least one indicating instrument, such as an apparatus showing the rates of exchange
GB526023A
(enrdf_load_stackoverflow )
GB284241A
(en )
1929-04-24
Improvements in or relating to counting apparatus
GB1287711A
(en )
1972-09-06
Coin-actuated parking meter
US2992775A
(en )
1961-07-18
Instrument for totalizing telephone fees through pulses at a rhythm of 16 kilocycles
GB1034856A
(en )
1966-07-06
Improvements in or relating to taximeters
US509181A
(en )
1893-11-21
richmond
US2554809A
(en )
1951-05-29
Double signal alarm
US1522910A
(en )
1925-01-13
Taximeter
US2128357A
(en )
1938-08-30
Recorder
US2036785A
(en )
1936-04-07
Alarm saving clock
GB364952A
(en )
1932-01-14
Improvements in devices for metering the duration of telephone conversations
US2947403A
(en )
1960-08-02
Parking meters
GB725535A
(en )
1955-03-02
Coin-controlled timing apparatus
GB533586A
(en )
1941-02-17
Improvements in or relating to adding and subtracting mechanisms
US2306070A
(en )
1942-12-22
Electric time-instrument system
GB813738A
(en )
1959-05-21
Stroke counter
GB344919A
(en )
1931-03-09
Improvements relating to calculating machines, especially statistical machines, controlled by perforated code cards
GB101535A
(en )
1916-12-21
Prepayment Electricity Meters.
GB186351A
(en )
1924-03-24
Improvements in apparatus for registering the times of arrival of carrier pigeons, runners, aeroplanes or the like
GB172605A
(en )
1922-07-20
Improvements in chiming and striking mechanisms for clocks
GB369705A
(en )
1932-03-31
Improvements relating to timekeepers
GB672288A
(en )
1952-05-21
An improved drum counter for apparatus indicating telephone charges