GB307551A
(enExample )
US1905659A
(en )
1933-04-25
thomson
US2148861A
(en )
1939-02-28
Impression mechanism
US2735915A
(en )
1956-02-21
hagen
US2039966A
(en )
1936-05-05
Selector
GB331182A
(enExample )
GB576600A
(en )
1946-04-11
Improvements in or relating to apparatus for mechanically operating keyboards of typewriters and the like
US2527996A
(en )
1950-10-31
Hanpley
GB1345914A
(en )
1974-02-06
Printing machines having control apparatus
US1508870A
(en )
1924-09-16
Electrically-operated telegraphic typewriting system
US2293077A
(en )
1942-08-18
Telegraph transmitter
US1944994A
(en )
1934-01-30
Clutching device
US2463688A
(en )
1949-03-08
Code call mechanism
GB231507A
(enExample )
US1014954A
(en )
1912-01-16
Bank-check-printing machine.
US2717927A
(en )
1955-09-13
Dialling device for automatic telephone instruments
US2202420A
(en )
1940-05-28
Delivery control
US1665594A
(en )
1928-04-10
Telegraph printer
GB152343A
(en )
1921-04-21
Improvements in printing telegraph apparatus
US2480165A
(en )
1949-08-30
Alarm device for indicating failure of the paper feed mechanism in teleprinters
GB630191A
(en )
1949-10-07
Improvements in a duplicating machine
GB758818A
(en )
1956-10-10
Improvements in or relating to statistical machines
US4155659A
(en )
1979-05-22
Printing and coding machine
GB325873A
(enExample )
GB368825A
(en )
1932-03-10
Improvements in or relating to coin freed ticket printing and issuing machines