CH384898A
(en )
1965-02-26
Electrolytic measuring cell
CH378413A
(en )
1964-06-15
Device for measuring changes in electrical resistance
FR1175923A
(en )
1959-04-02
Advanced training in electrical conductors
FI31884A
(en )
1961-07-10
Methods for measuring power in the field and using three-way electrodes
FR80923E
(en )
1963-07-05
removable and reversible advanced display
FR1210166A
(en )
1960-03-07
Advanced screws and nuts
CH391850A
(en )
1965-05-15
Arrangement for the selective detection of disturbances in power networks
ES62827Y
(en )
1958-12-16
Perfected electric meter
FR1148104A
(en )
1957-12-04
Improvements to electric clutches and in particular electrocentrifuges
FR1146397A
(en )
1957-11-12
Advanced training in electrical contactors
FI29637A
(en )
1958-04-10
Device in electrolytic cells
DOP1960000852A
(en )
1965-03-06
IMPROVEMENTS IN HERBICIDES
FR1301590A
(en )
1962-08-17
Advanced training in electrical contactors
AU212447B2
(en )
1957-01-03
Improvements in or relating to electrical measuring device
AU212664B2
(en )
1956-12-20
Improvements in or relating to electrical measuring device
AU220337B2
(en )
1957-07-11
Improvements in and relating to inspection devices
FR71681E
(en )
1960-01-13
Advanced training in electric clocks
AU234417B2
(en )
1959-05-07
Improvements in and relating to voltage testing arrangements
ES74634Y
(en )
1960-04-16
Perfected voltmeter
AT213485B
(en )
1961-02-27
Power meter for optional power measurement in single or three-phase systems
ES235253A1
(en )
1958-05-01
"IMPROVEMENTS IN ELECTROLYTIC CELLS"
ES67546Y
(en )
1959-07-16
Protencón perfected for flags in general
ES64371Y
(en )
1958-07-01
Improvements in fans
FR1172831A
(en )
1959-02-16
Advanced training in electric clocks
AU1906656A
(en )
1956-12-20
Improvements in or relating to electrical measuring device