CH200797A
(en )
1938-10-31
High voltage electric power cable.
DK49780C
(en )
1935-01-21
Procedure for Operating Power Machines with Electric Generators and their Control Devices
SU45367A1
(en )
1935-12-31
Electric induction oven
DK48175C
(en )
1933-12-18
Device for Control of Electric Motors.
DK50072C
(en )
1935-04-01
Device for Control of Electric Motors.
DK52758C
(en )
1937-03-01
Controls for Electric Motors.
ES128799A1
(en )
1933-01-16
An electric heating procedure
FR43263E
(en )
1934-04-17
Constant current direct current generator
CH187796A
(en )
1936-11-30
Electric pull switch.
FI13328A
(en )
1931-02-20
Med olika frequently used electric power control
FR763288A
(en )
1934-04-26
AC generator
AT148663B
(en )
1937-02-25
Electric voltage tester.
CH155836A
(en )
1932-07-15
Electric soldering iron.
DK50609C
(en )
1935-09-02
Device for Magnetization of Electric Generators.
FR42507E
(en )
1933-08-04
Constant current direct current generator
FR42674E
(en )
1933-09-01
Constant current direct current generator
FR43235E
(en )
1934-04-06
Constant current direct current generator
DK53526C
(en )
1937-08-30
Combined Electromagnetic and Mechanical Regulator for Power Machines with Connected Electric Generator.
ES126273A1
(en )
1932-05-01
Electric functioning lacryrring apparatus.
DK56196C
(en )
1939-05-22
Control device for electric welding devices.
DK46132C
(en )
1932-08-29
Procedure for Construction of Stator of Electrical Machines.
AT131967B
(en )
1933-02-25
Electric rotary switch with quick switch lock.
ES139075A1
(en )
1935-11-01
A procedure for commissioning and regulating alternative current electric motors.
FR43265E
(en )
1934-04-17
Constant current direct current generator
FR43264E
(en )
1934-04-17
Constant current direct current generator