CH215504A
(en )
1941-06-30
Electrode system with asymmetrical conductivity.
CH203236A
(en )
1939-02-28
Electrode system with asymmetrical conductivity.
DK54032C
(en )
1937-12-20
Electrode system with asymmetric conductivity.
FR806772A
(en )
1936-12-24
Reversible armchair
CH201096A
(en )
1938-11-15
Rectifier cell.
FR813419A
(en )
1937-06-01
Collectors
DK52008C
(en )
1936-08-10
Electrode system with Selenium electrode.
DK52789C
(en )
1937-03-08
Electrode system with asymmetric conductivity.
FR806453A
(en )
1936-12-17
Reversible armchair
DK56916C
(en )
1939-11-13
Electrode system with asymmetric conductivity and method of manufacture.
ES141552A1
(en )
1936-06-16
An asymmetric conductivity electrode system, with control grid.
CH182637A
(en )
1936-02-29
Blanket.
ES139798A1
(en )
1936-01-01
Improvements in the construction of electric heaters and heaters.
DK51176C
(en )
1936-01-27
Ajlespreder and Ajlenedfælder.
DK52276C
(en )
1936-10-05
Stove and Heater.
ES139540A1
(en )
1935-11-16
Positive electrode with atmospheric oxygen action.
ES137660A3
(en )
1935-07-16
Improvements in central heating installations.
DK57491C
(en )
1940-04-15
Method for Manufacturing an Electrode System with Asymmetric Conductivity.
DK56349C
(en )
1939-06-26
Taveveeks and similar Taves collection.
ES139366A1
(en )
1935-11-16
Improvements in the construction of devices for the amplification of electrical variations.
DK52062C
(en )
1936-08-24
Thermal contact.
DK55089C
(en )
1938-08-15
Central heating system.
ES4111Y
(en )
1936-05-16
Heater.
ES140066A1
(en )
1936-01-01
Perfected construction
DK55954C
(en )
1939-03-20
Diathermy Electrode with Liquid Thermometer.