GB660643A
(https= )
GB976135A
(en )
1964-11-25
Improvements in or relating to rotary offset printing machines
GB467604A
(en )
1937-06-21
Improvements in or relating to printing mechanism
US3862679A
(en )
1975-01-28
Power operated tyepwriter with means for error correction
GB704634A
(en )
1954-02-24
Improvements in or relating to column by column printing machines
GB193455A
(https= )
GB481900A
(https= )
GB370496A
(https= )
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
US1506055A
(en )
1924-08-26
Ticket-printing mechanism
GB746964A
(en )
1956-03-21
A page printing machine
KR790001707B1
(ko )
1979-12-12
다수국어용 타자기
GB151036A
(en )
1920-09-23
Improvements in pneumatic operating means for typewriters and the like
GB208705A
(https= )
GB398535A
(en )
1933-09-15
Improvements in or relating to tabulating machines
CA1079671A
(en )
1980-06-17
Semi-automatic centering control
GB393323A
(https= )
GB764126A
(https= )
GB190402184A
(en )
1904-05-12
Improvements in Cash Registers and in Printing Attachments therefor.
GB1159474A
(en )
1969-07-23
Fluid Dynamic System
US1925344A
(en )
1933-09-05
Combined type writing
JPS57203160A
(en )
1982-12-13
Electronic equipment
GB473791A
(https= )
GB481443A
(https= )
GB442856A
(https= )