GB1376688A
(en )
1974-12-11
Electromagnetic control mechanism
GB671841A
(enrdf_load_stackoverflow )
GB444298A
(en )
1936-03-18
Improvements in and relating to printing and like machines operating with perforated cards
US2070310A
(en )
1937-02-09
ostler
US2842052A
(en )
1958-07-08
Sheet controlled electrically operable time recording device
US3133499A
(en )
1964-05-19
Printing mechanism
US2362392A
(en )
1944-11-07
timing mechanism
GB1080983A
(en )
1967-08-31
Improvements in or relating to electric switchgear
US2255010A
(en )
1941-09-02
Time recorder-
GB797283A
(en )
1958-07-02
Improvements in or relating to record controlled tabulating or other imprinting machines
US2845612A
(en )
1958-07-29
Electromagnetic switching system
US2470961A
(en )
1949-05-24
Card holder actuated time recorder
US3623585A
(en )
1971-11-30
Keyboard printer character selection unit
US2496598A
(en )
1950-02-07
Electrically controlled platen operating mechanism for time stamps
GB250740A
(enrdf_load_stackoverflow )
GB265696A
(enrdf_load_stackoverflow )
GB739763A
(en )
1955-11-02
Improvements in or relating to teleprinters for page printing
US2735532A
(en )
1956-02-21
Meyer
GB191411188A
(en )
1915-05-06
Improvements in Workmen's or like Time Recorders.
US2909602A
(en )
1959-10-20
Line feed for page printer
GB824740A
(en )
1959-12-02
Tabulator mechanism for teleprinters
GB228632A
(enrdf_load_stackoverflow )
US2715054A
(en )
1955-08-09
larrabee
US3793641A
(en )
1974-02-19
Time recorder
SU402164A1
(ru )
1973-10-12
Печатающее устройство ленточного электронно- механического телеграфного аппарата с малогабаритной клавиатурой