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(en )
2018-07-10
Magnetic and/or electrostatic pivot
Cunningham
1949
Non‐linear distortion in dynamic loudspeakers due to magnetic effects
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(en )
2003-04-29
Mechanical timepiece with timed annular balance rotating angle control mechanism
GB769796A
(de )
US3395349A
(en )
1968-07-30
Wide angle d'arsonval movement having core mounting means interfitted with the core ring
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(de )
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(en )
1950-07-11
Electrical measuring instrument
US2272766A
(en )
1942-02-10
Magnetizing arrangement
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(en )
1950-07-25
Moving coil electrical instrument
US2389393A
(en )
1945-11-20
Electrical measuring instrument
US3181065A
(en )
1965-04-27
Arsonval meter movement
US2110680A
(en )
1938-03-08
Electrical instrument
US3275936A
(en )
1966-09-27
Electric meter including pivoted mag-
net rotor surrounded by continuous
pole faces
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(en )
1959-06-02
Moving magnet meter movement
US3004222A
(en )
1961-10-10
Compact electrical instrument movement with
JPS5830228Y2
(ja )
1983-07-02
積算電力計用磁気制動装置
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(en )
1925-03-03
Electrical measuring instrument
JPS5819919Y2
(ja )
1983-04-23
ピツクアツプカ−トリツジ
GB802758A
(en )
1958-10-08
Improvements relating to electromagnetic switching devices
US2929994A
(en )
1960-03-22
Moving coil electrical instrument
JPS5832398Y2
(ja )
1983-07-18
電磁型カ−トリッジ
GB795806A
(de )
SU712394A1
(ru )
1980-01-30
Магнитоэлектрический измерительный прибор
USRE29232E
(en )
1977-05-24
Magnetic stereophonic phonograph pickup
SU1293659A1
(ru )
1987-02-28
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