GB511438A
(enrdf_load_stackoverflow )
GB191346A
(en )
1923-01-04
Improvements in and relating to keyboard and differential mechanism for cash registers and like machines
US2714487A
(en )
1955-08-02
Lockable key banks for business
GB268384A
(enrdf_load_stackoverflow )
GB955820A
(enrdf_load_stackoverflow )
GB353662A
(enrdf_load_stackoverflow )
1900-01-01
GB221812A
(enrdf_load_stackoverflow )
GB453348A
(enrdf_load_stackoverflow )
GB484881A
(enrdf_load_stackoverflow )
GB228184A
(enrdf_load_stackoverflow )
GB248002A
(enrdf_load_stackoverflow )
GB286314A
(enrdf_load_stackoverflow )
GB926950A
(enrdf_load_stackoverflow )
GB417991A
(enrdf_load_stackoverflow )
1900-01-01
GB778652A
(enrdf_load_stackoverflow )
GB443977A
(enrdf_load_stackoverflow )
GB191200001A
(en )
1912-08-01
Improvements in or relating to Adding and Listing Machines.
GB443786A
(enrdf_load_stackoverflow )
GB535265A
(enrdf_load_stackoverflow )
GB453505A
(en )
1936-09-14
Improvements in or relating to totalizer control mechanism for calculating machines, accounting machines or similar machines
GB541875A
(enrdf_load_stackoverflow )
GB828584A
(enrdf_load_stackoverflow )
GB457793A
(enrdf_load_stackoverflow )
GB191508119A
(en )
1916-06-01
Improvements in and relating to Total Taking and Printing Mechanism of Adding and Subtracting Machines.
GB425542A
(enrdf_load_stackoverflow )