US2734614A
(en )
1956-02-14
Proportional ribbon feed mechanism
US2117451A
(en )
1938-05-17
robertson
GB746945A
(enrdf_load_html_response )
US2841265A
(en )
1958-07-01
Dual strip feeding mechanism for calculating machines
US2730039A
(en )
1956-01-10
werner
GB248652A
(enrdf_load_html_response )
GB530120A
(enrdf_load_html_response )
US2661061A
(en )
1953-12-01
Web feeding mechanism for cash registers and the like
GB749125A
(enrdf_load_html_response )
GB486438A
(enrdf_load_html_response )
GB417254A
(enrdf_load_html_response )
GB232250A
(enrdf_load_html_response )
GB464133A
(enrdf_load_html_response )
US1925344A
(en )
1933-09-05
Combined type writing
GB370496A
(enrdf_load_html_response )
GB362527A
(enrdf_load_html_response )
GB490524A
(enrdf_load_html_response )
GB276357A
(enrdf_load_html_response )
GB501734A
(enrdf_load_html_response )
GB631379A
(enrdf_load_html_response )
GB461423A
(enrdf_load_html_response )
GB258522A
(enrdf_load_html_response )
GB733829A
(enrdf_load_html_response )
GB388775A
(enrdf_load_html_response )
GB555659A
(en )
1943-09-01
Improvements in or relating to calculating or like machines