GB1100168A
(en )
1968-01-24
Key operated machine
EP0192843A3
(en )
1987-08-12
Use of a laser beam process for making inscriptions on keys of office machine keyboards
GB743618A
(en )
1956-01-18
Word writing typewriter
GB201186A
(https= )
GB1172956A
(en )
1969-12-03
Typewriter or like Printer
GB1493803A
(en )
1977-11-30
Writing apparatus
GB1069521A
(en )
1967-05-17
Telegraphic progressive printing system
US3871505A
(en )
1975-03-18
No-print key control
GB1322964A
(en )
1973-07-11
Selective printing apparatus
GB533143A
(en )
1941-02-06
Keyboard code printer
GB793419A
(en )
1958-04-16
Mechanism for controlling the force of impact of the type faces in electric typewriting machines
GB766782A
(en )
1957-01-23
Improvements in machine for recording on magnetic tape
GB1243485A
(en )
1971-08-18
Device for locking the carriage of an electric typewriter
CN1230714A
(zh )
1999-10-06
藏文计算机输入方法及键盘
JPS5567489A
(en )
1980-05-21
Printer
GB1393549A
(en )
1975-05-07
Syllabic typewriters and similar machines
Sinha et al.
1973
MODS—machine oriented Devanagari script
GB777298A
(en )
1957-06-19
Improvements in typewriters and like machines
GB191004359A
(en )
1911-02-09
Improvements in Electric Typewriting or Stamping Machines.
GB1011729A
(en )
1965-12-01
Improvements in or relating to high speed printers
GB1008873A
(en )
1965-11-03
Improvements in or relating to electromagnetic shift mechanisms for capital and small letters in typewirters with electrically operated input and output devices
GB631443A
(en )
1949-11-02
Improvements in or relating to accounting machines and similar calculating machines
US875877A
(en )
1908-01-07
Art of capitalizing typoscript letters.
GB631445A
(https= )
Grinberg et al.
1990
Density matrix of fermionic systems from coherent states via functional integrals