AT138705B
(en )
1934-09-10
Arrangement for applying voltages to the anode grids in ion valves with several anodes.
ES131126A1
(en )
1933-08-16
IMPROVEMENTS IN ELECTROLYTIC CELLS
FR823551A
(en )
1938-01-22
Fermentation with photovoltaic cells
AT140821B
(en )
1935-02-25
Device for controlling vacuum cells with the help of anode grids.
AT155711B
(en )
1939-03-10
Arrangement for voltage and power control in converters.
DK50019C
(en )
1935-03-18
Electrolytic Cell, In particular a Capacitor fitted with a Valve Valve.
CH202843A
(en )
1939-02-15
Device for circulating the electrolyte in electrolytic cells.
DK48637C
(en )
1934-04-16
Electrolytic Cell, In particular an Electrolytic Capacitor.
ES124035A1
(en )
1931-10-16
Perfecting in rubber soles.
CA318637A
(en )
1932-01-05
Electrolytic cell
CA324083A
(en )
1932-07-12
Electrolytic cell
CA321659A
(en )
1932-04-19
Electrolytic cell
AT139765B
(en )
1934-12-10
Photoelectric cell.
DK56314C
(en )
1939-06-19
Electrolytic Cell, in particular Electrolytic Capacitor with Liquid Electrolyte.
ES130264A2
(en )
1933-05-16
Provision for the control of vacuum elements with the aid of anode grids.
AT187192B
(en )
1956-10-25
Arrangement on anode tubes for high voltage ion valves
ES121990A1
(en )
1931-04-01
Improvements in electrochemical capabilities.
CA314158A
(en )
1931-08-11
Electrolytic cell
CA309212A
(en )
1931-03-10
Electrolytic cell
DK57379C
(en )
1940-03-18
Means for Use in Fermentation Processes.
ES143084A1
(en )
1936-11-01
A cathodic brush control procedure on the Braun valves.
FI13418A
(en )
1931-03-23
Electrolyte for batteries
ES123423A3
(en )
1931-08-01
Improvements in looms.
DK46723C
(en )
1933-01-02
Control valve.
ES122409A3
(en )
1931-05-16
Improvements in fountain pens also called fountain pens.