US11204373B2
(en )
2021-12-21
Electric power converting apparatus
Estermann et al.
1937
The magnetic moment of the proton
KR102330162B1
(ko )
2021-11-23
전류센서
GB636255A
(enExample )
US20240111007A1
(en )
2024-04-04
Magnetic particle imaging device
US2427571A
(en )
1947-09-16
Magnetic structure for electrical
US2508380A
(en )
1950-05-23
Moving coil electrical measuring
Chen et al.
2018
An improved method for measuring the magnetic properties of silicon steel with double sheets at high frequency
US2697204A
(en )
1954-12-14
Calibratable electrical instrument
CN101632140B
(zh )
2013-08-07
具有改进的磁场质量的永磁体和采用该永磁体的装置
US1776708A
(en )
1930-09-23
Electric measuring instrument
US2637761A
(en )
1953-05-05
Moving-coil electrical instrument
US2218376A
(en )
1940-10-15
Dynamometer instrument
GB456988A
(enExample )
US751015A
(en )
1904-02-02
Lewis t
GB626134A
(enExample )
US2508439A
(en )
1950-05-23
Moving coil armature electrical instrument
US2913667A
(en )
1959-11-17
Multielement induction device
GB644659A
(enExample )
US2560375A
(en )
1951-07-10
Coreless moving coil system fob
US1776153A
(en )
1930-09-16
Induction watt-hour meter
NZ200817A
(en )
1985-11-08
Induction meter disc damping by anisotropic magnets and variation of damping
US701937A
(en )
1902-06-10
Indicating instrument.
US1952921A
(en )
1934-03-27
Soft iron measuring instrument
SU1231449A1
(ru )
1986-05-15
Магнитоэлектрический измерительный механизм