GB470728A
(enrdf_load_stackoverflow )
US3174324A
(en )
1965-03-23
Valve-actuating mechanism
GB643868A
(en )
1950-09-27
Typewriting machine
US2724232A
(en )
1955-11-22
Clock correcting means of more than one hour range
GB1088179A
(en )
1967-10-25
Function operating device for an electric typewriter
US2580031A
(en )
1951-12-25
Accumulator engaging mechanism
US2070785A
(en )
1937-02-16
Register
US3315884A
(en )
1967-04-25
Bennett
mechanical memory unit
by
US2902124A
(en )
1959-09-01
Operating mechanism for power driven business machines
US2245142A
(en )
1941-06-10
Line spacer
US3422699A
(en )
1969-01-21
Antibackup device
GB904426A
(en )
1962-08-29
Cash registers and similar accounting machines
US2852192A
(en )
1958-09-16
hawthorne
GB823136A
(en )
1959-11-04
Proportional letter feed mechanism
GB1075945A
(en )
1967-07-19
Improvements in shift mechanism for power-driven type-writers
GB693659A
(enrdf_load_stackoverflow )
GB642090A
(en )
1950-08-30
Keyboard impulse transmitter for step-by-step printing telegraph
GB395474A
(enrdf_load_stackoverflow )
GB582052A
(enrdf_load_stackoverflow )
GB423169A
(en )
1935-01-24
Improvements in or relating to calculating and the like machines
GB1133558A
(en )
1968-11-13
Photographic camera with flash contact
GB1165076A
(en )
1969-09-24
Control Mechanism for Typewriters, Calculators, etc.
GB803336A
(en )
1958-10-22
Telegraph printing apparatus
GB1112342A
(en )
1968-05-01
Improvements in or relating to typewriters for producing code signals
GB1137152A
(en )
1968-12-18
Improvements in or relating to a power assisted control device for an operation in a typewriter