Mechanical Calculators Manufacturer Database


Total brands in database (16 July 2024) : 1345
Corresponding brands from query : 18

Selection by country
Types legend & selection
Addiators (A)
Differential (D)
Electrical (E)
Mechanical (M)
Slide-rules (S)
Undefined (?)

Brand/Manufacturer


Brand
Manufacturer
Origin
First
Last
Type
Info
U
U.S. Blue
Hemmi
USA
-
-
S
Uchida Yoko
JAP
-
-
S
Ugrich, J.
GER
<1907
-
S
Uhrenfabrik Werner
GER
1907
-
M
Ultra
Oerlikon Bührle
SWI
<1958
1962
E
Underwood Sundstrand
Underwood
USA
1914
1962
M, E
-
Underwood Typewriter Co.
USA
1874
1973
M, E
Ungarische Rechen- und Schreibmaschinenfabrik AG
HUN
<1912
-
M
Unical AG
SWI
1943
1949
A
Union Instruments
USA
-
-
S
-
Union Nationale Inter Syndicale (UNIS)
FRA
-
-
S, A
Unique Slide Rule Company
UK
1920
1975
S
Unitrex
Eiko
JAP
-
-
E
Universal Adding Machine Co.
USA
1904
1910
M
-
Urania-Vega
Clemens Müller
GER
1920
-
M
-
Urtzberger
?
1866
-
M
-
Utax-Ricoh
Ricoh
JAP
1969
1973
E
-
UTO
DEN
1950s
-
S


(c) epocalc 2012