DK50189C
(en )
1935-04-29
Heat-resistant electrically insulating material, especially for use in electric heaters.
CH167629A
(en )
1934-02-28
Electric contact.
CH198532A
(en )
1938-06-30
Rod-shaped electrical heating element.
CH172271A
(en )
1934-10-15
Electric heating devices, in particular in incubators.
ES129743A1
(en )
1933-05-16
Improvements in electrical resistances for electric heaters and similar.
DK53791C
(en )
1937-11-01
Fuse for electric Heaters.
CH175294A
(en )
1935-02-28
Rod-shaped electrical heating element.
DK50433C
(en )
1935-07-15
Electric Heating Element.
DK51067C
(en )
1935-12-23
Electric Switch Heater.
DK48838C
(en )
1934-06-04
Electric Switch Heater.
DK49807C
(en )
1935-01-28
Device for electric hot plates, irons and similar appliances.
DK50931C
(en )
1935-11-25
Contact mechanism for wrapper clamp heaters.
ES99403A1
(en )
1927-01-01
Improvements in electric heating appliances.
DK44974C
(en )
1931-12-07
Support body for the heating wires in electric heaters.
DK52452C
(en )
1936-12-21
Electric Radiant Heater.
ES3641Y
(en )
1935-12-01
Refractory material resistance holders for electric heaters.
ES131087A1
(en )
1933-10-01
Improvements in electrical switches.
ES94050A1
(en )
1925-10-16
Improvements in electric heating appliances.
CA281338A
(en )
1928-06-26
Electric resistance for electrically heated boilers
CH198618A
(en )
1938-06-30
Electric heater.
CH193974A
(en )
1937-11-15
Electric heater.
CA249856A
(en )
1925-05-19
Electric heating unit
CA251807A
(en )
1925-07-14
Electric heating element
ES3328Y
(en )
1935-08-16
Open resistance electric heater or toaster.
DK35666C
(en )
1926-02-22
Connection switch for electric heating rods.