CH56244A
(en )
1912-10-16
Self-sellers for electricity, gas or the like
US1063333A
(en )
1913-06-03
Steam-turbine.
AT63582B
(en )
1914-02-25
Price-indicating consumption meter for electricity, gas, water and the like.
AT71045B
(en )
1916-01-25
Suspension device for electrical counters, measuring devices and the like.
CH69588A
(en )
1915-07-01
Suspension device for electricity meters, meters and the like
CH65573A
(en )
1914-06-16
Suspension device for electricity meters, meters and the like
ES53568A1
(en )
1912-09-16
Improvements in the operation of gas generators.
AT57797B
(en )
1913-02-25
Gas generator.
ES55262A1
(en )
1913-06-01
Improvements in electrical insulators.
CA177710A
(en )
1917-06-19
Electricity generator
ES55203A3
(en )
1913-06-01
An electric lighter device.
AT73134B
(en )
1917-02-26
Device for avoiding round fire at the collector of high-voltage direct current machines for traction purposes.
ES54339A1
(en )
1913-01-01
Improvements in electric incandescent lamps.
DK17812C
(en )
1913-09-15
Procedure for Power Development.
DK26425C
(en )
1920-08-09
Electric Iron.
DK15543C
(en )
1912-01-29
Device for suction and power gas generators.
DK17820C
(en )
1913-09-15
Acetylene generator.
CA3128S
(en )
1911-01-14
Incandescent gas fitting
DK16577C
(en )
1912-10-28
Device for electrical switches, switches and the like.
DK15286C
(en )
1911-11-13
Device for suction or power gas generators.
GB191203776A
(en )
1912-06-13
Improvements in Lamp-glasses for Inverted Incandescent Gas-light.
ES50908A1
(en )
1911-10-16
Improvements in the manufacture of incandescent electric lamps.
CA143089A
(en )
1912-10-01
Gas generator
CA145757A
(en )
1913-02-04
Gas generator
FR460634A
(en )
1913-12-08
Televue, telecinematograph and telephotographer