Mechanical Calculators Manufacturer Database


Total brands in database (16 July 2024) : 1345
Corresponding brands from query : 45

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
E
Eagle
Relay/Ricoh
?
-
-
S
-
Ebmeyer, H.W.
GER
<1920
-
A
Eckelman
GER
-
-
?
-
Eclair-Bureau
FRA
-
-
M
ECO BRA
Bayerische Reisszeugfabrik AG
GER
~1970
-
S
EDICA S.R.L.
ARG
-
-
?
-
Edmondson, Joseph
Blakey, Emmott & Co, Blakey, Emmott & Co
USA
1885
-
M
-
Educational Instruments, Inc.
USA
-
-
S
Educational Toy Manufacturing
The Educated Monkey
USA
-
-
?
-
Efficience
BEL
1934
-
M
-
Efzet
Produx
GER
-
-
A
-
Egli AG
SWI
1917
1968
M, E
-
Eichner, Ulrich
GER
<1961
>1962
E
-
Eiko Business Machine
JAP
-
-
E
Electa S.A.
ITA
-
-
?
-
Elettro Meccanotecnica Italo Svizzera (ELMIS)
ITA
~1950
1959
M
Elite (Quelle)
GER
1961
-
E
Elliot
UK
~1850
-
S
Elliott-Fischer Co.
USA
1910
-
M
-
Ellis
Halmcolm Ellis
USA
1906
1925
M, E
-
ELMETECNIL
ITA
>1950
-
?
-
Emil Bauer
GER
1933
1971
M
Empire Pencil Co.
USA
-
-
S
Engineer's
JAP
-
-
S
Engineering Instruments
USA
-
-
S
Engineering Sales
USA
-
-
S
-
English Electric
UK
-
-
S
Ensign Co.
USA
1907
-
M, E
EOS-Genossenschaft für Fabrika- tion und Vertrieb von Rechenmaschinen
Emil Bauer
SWI
1929
-
M
Ernst Paul Lehmann Patentwerk (EPL)
GER
1946
1949
B (M)
Erste Glashütter Rechenmaschinenfabrik
GER
1913
-
M
Esacta S.r.l.
ITA
1945
1953
M
-
Espera
?
>1950
-
M
-
Esser, Heinrich
GER
1892
-
A
-
Ets. Marme
FRA
-
-
E
-
Ets. Nico Sanders
FRA
1912
-
M
-
Ets. Vullierme
FRA
1950
-
A
Euclid S.p.A.
ITA
1950
-
M
-
Eugene Dietzgen Co.
USA
-
-
S
Eureka
?
-
1959
E
-
Everest
Officine Serio
ITA
1932
1969
E
Exact
Oliver Company
AUT
>1910
-
M
-
Exacta
?
-
-
A
-
Exactus Business Machines
UK
>1950
-
A
Express
Otto Hübner
GER
1928
-
M
-


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