DK47865C
(en )
1933-10-09
Procedure for Sterilizing or Heating Products in Cans Using Electric Power.
ES133981A1
(en )
1934-07-01
Improvements in electric heating devices for containers, kitchen utensils and the like.
CH172021A
(en )
1934-09-30
Electric heating device for kitchen utensils, such as containers and grills.
DK48951C
(en )
1934-07-02
DC Series System for Power Transmission.
ES125314A1
(en )
1932-02-16
Apparatus for converting direct currents into alternating currents in the same direction.
CH172271A
(en )
1934-10-15
Electric heating devices, in particular in incubators.
CH173337A
(en )
1934-11-30
Electric cooker for kitchen.
ES125327A1
(en )
1932-02-16
Electrical energy converter apparatus.
ES125284A1
(en )
1932-02-16
Electrical energy converter apparatus.
AU732132A
(en )
1932-09-23
Improvements in safety appliances for electrically heated apparatus
CA324463A
(en )
1932-07-26
Electric heating apparatus for foods
ES128799A1
(en )
1933-01-16
An electric heating procedure
CA325529A
(en )
1932-08-30
Steam heating apparatus
CA328281A
(en )
1932-12-06
Electric circulating heater
DK45424C
(en )
1932-03-21
Electric Apparatus for Heating or Cooking Food.
DK50207C
(en )
1935-05-06
Electrical apparatus, in particular X-ray apparatus.
CA322215A
(en )
1932-05-10
Electric heating plant
AT140744B
(en )
1935-02-25
Electric hot water tank.
AU643232A
(en )
1933-01-06
Improvements in electric heating devices
ES128107A1
(en )
1932-11-16
Procedure to sterilize and, if necessary, boil by means of electric current articles contained in canning cans.
CA319352A
(en )
1932-01-26
Power water heater
ES3023Y
(en )
1935-08-16
Device perfected in economical kitchen ovens.
DK49711C
(en )
1935-01-02
Apparatus for heating or cooling liquids.
CA324065A
(en )
1932-07-12
Heat generating apparatus
ES126273A1
(en )
1932-05-01
Electric functioning lacryrring apparatus.