Mechanical Calculators Manufacturer Database


Total brands in database (20 May 2024) : 1345
Corresponding brands from query : 52

Selection by country
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Addiators (A)
Differential (D)
Electrical (E)
Mechanical (M)
Slide-rules (S)
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Brand/Manufacturer


Brand
Manufacturer
Origin
First
Last
Type
Info
L
Lafay, Jean Antoine
FRA
1930s
1940s
S
Lafayette
Relay/Ricoh
USA
-
-
S
Lafond, Georges
FRA
1899
1909
M
Lagomarsino S.p.A.
ITA
1896
-
E
Lakeside
Engineering Instruments
USA
-
-
S
Lalanne, LĂ©on
Hachette
FRA
1851
-
S
Lallemand, Charles
FRA
-
-
S
Landin, Peter
USA
1891
-
A
-
Landolt, Carl
SWI
1908
-
A
-
Lanston Monotype Machine Co.
USA
1887
1998
E
Lanza, Sergio
Brevetti-Lanza
ITA
1956
-
A
Lawrence Engineering Service
USA
<1935
1967
S
LC Smith & Corona Inc.
USA
-
1962
M
-
Le Girondin
FRA
-
-
A
Lehigh
USA
1919
-
M
-
Leib Stern
RUS
1947
-
S
Leibniz, G.W.
GER
1672
-
M
-
Leiner
?
1878
-
M
-
Leipziger Röhrenwerke
GER
-
-
M
-
Lemley, John S.
USA
1938
-
S
Leningrad
N.K.T.P.
RUS
1930
-
M, S
-
Lenoir, Etienne
FRA
1780
1825
S
Lepetit
FRA
-
-
S
LĂ©pine, Jean
FRA
1725
-
A
-
Leupold, Jacob
GER
1727
-
M
-
Lietz
The A. Lietz Co.
USA
-
-
S
Lightning Calculator
USA
1908
-
M
-
Lindholm, P.T.
USA
1886
-
M
-
Lipsia
Otto Holzapfel und Cie.
GER
1914
1935
M
LIPSIA Rechnenmaschinen-Fabrik
GER
1930
-
M
Little Adding Wonder
The Wonder Adding MFGRS
USA
<1915
-
M
Little Giant
USA
1924
-
M
-
Litton Industries
USA
>1950
-
M
-
Locke Mfg. Co.
USA
1901
1905
A
Locke-Brunhuber
GER
1939
-
M
Loga-Calculator AG
SWI
1911
1956
S
Logar
Monori Kefegyár
HUN
1930s
-
S
Logarecta
BEL
-
-
S
Logarex
CZE
1950s
-
S
Logarithmus
GER
1914
-
M
-
Logomat
DBGM
GER
1970s
1980s
S
Lorkin
UK
1800s
-
S
Lotos Flower
CHN
-
-
M
Louis Fournier-Gerald Mang
FRA
1919
-
M
LSLO
RUS
1970s
-
S
Ludgate, Percy
EIR
1914~
-
D
Ludlum, A.C.
USA
1888
-
M
Ludwig Spitz & Co.
GER
1907
-
M
Lugagne
FRA
-
-
S
-
Luini
ITA
>1950
-
?
-
Lutz
JAP
-
-
S
Lyra Orlow
LYRA Pencil Co.
GER
1960s
-
S


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