Mechanical Calculators Manufacturer Database


Total brands in database (09 May 2025) : 1337
Corresponding brands from query : 6

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Addiators (A)
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Brand
Manufacturer
Origin
First
Last
Type
Info
Q
Qualitechnic (Mercura)
FRA
-
-
S
Quentell Sales Corp.
USA
1923
1925
M
-
Quevedo, Leonardo Torres
SPA
1920
-
M
Quick
Willy Feiler
GER
<1961
>1963
E
-
Quick-Add
?
1952
1975
M, E
-
Quixsum
Precision Adding Machines
USA
1924
-
M


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