CH222363A
(en )
1942-07-15
Electric fuse.
FR933689A
(en )
1948-04-28
Electrolytic cells
CH232790A
(en )
1944-06-15
Electric telecommunication system.
DK59228C
(en )
1941-11-24
Electrode for galvanic Elements and electric Accumulators.
FR851352A
(en )
1940-01-08
electrode for galvanic elements, in particular for electric accumulators
CH213137A
(en )
1941-01-15
Electric discharge vessel.
FR860921A
(en )
1941-01-28
Neutralizer for electric accumulators
CH212584A
(en )
1940-11-30
Electrical calculating device.
CH219021A
(en )
1942-01-15
Electric telecommunication system.
DK60336C
(en )
1942-11-16
Device by terminal block and connecting cable by galvanic elements, in particular electric accumulators.
DK74675C
(en )
1952-09-08
Primarily galvanic battery.
CH306634A
(en )
1955-04-30
Electrolytic cell.
GR8635B
(en )
1939-12-12
ELECTRICAL BATTERY INSULATIONS.
DK58708C
(en )
1941-05-26
Positive Electrode Block for Galvanic Elements.
DK61971C
(en )
1944-02-28
Device for electric accumulator batteries.
DK60523C
(en )
1943-01-18
Electric Flashlight and Procedure for its Manufacture.
FR868206A
(en )
1941-12-24
Galvanic battery
ES144460A1
(en )
1940-07-01
Improvements introduced in the anode plates of the electric accumulators.
DK58092C
(en )
1940-10-21
Electrode for electric arc welding.
ES149819A1
(en )
1942-06-01
AN ELECTROLYTIC CELL
ES146211A1
(en )
1941-01-01
Improvements in the electric plates.
FI20997A
(en )
1946-01-10
Självbrännande electrodes
CH233267A
(en )
1944-07-15
Negative electrode for galvanic elements.
FR867617A
(en )
1941-11-18
Electric accumulator
GR7261B
(en )
1938-04-01
ELECTRIC WATCH.