CH18013A
(en )
1899-09-30
Device for supplying power to the moving coal on electric arc lamps
CH19200A
(en )
1900-05-31
Bicycle with device for electric lighting
CH8291A
(en )
1894-09-30
Device for extending the burning time of the upper carbon rod in electric arc lamps
GB190203246A
(en )
1902-04-24
Improvements in Acetylene Lamps
CH14905A
(en )
1898-02-28
Device for charging electrical collectors
GB190401106A
(en )
1905-01-14
Improvements in Electric Incandescence Illuminating Apparatus
CH18323A
(en )
1899-11-30
Device for underground power supply to electric trams
AU36304B
(en )
1905-03-14
Improvements in or appertaining to incandescent electric lamps
AU58804B
(en )
1905-05-09
Improvements in acetylene andother lamps for motor-ears andother vehicles
DK2223C
(en )
1899-05-15
Device for Relocating the Coal by Electric Arc Lamps.
CH17588A
(en )
1899-07-15
Device to prevent sparks when electrical circuits are interrupted
GB189811320A
(en )
1899-04-22
Improvements in Electrical Ignition Apparatus for Gas Burners.
CH22380A
(en )
1902-03-31
Switching device for changing colors in electrical advertising lighting devices
CH24703A
(en )
1903-01-31
Apparatus for burning incandescent mantles
GB190509630A
(en )
1905-06-29
Improvements in or connected with Acetylene Generators for Lamps
CH48032A
(en )
1910-09-01
Arc lamp arrangement with parallel, at least approximately horizontal coals, with a device for preventing flickering
ES23599A1
(en )
1899-02-01
Improvements in electric arc lamps.
ES23576A1
(en )
1899-01-16
Improvements in electric arc lamps.
ES23578A1
(en )
1899-01-16
Improvements in electric arc lamps.
ES33812A1
(en )
1904-06-01
Improvements in electric arc lamps for alternating current.
CH33218A
(en )
1905-10-31
Device on gas generators for supplying coal
GB190402495A
(en )
1904-12-22
Improvements in or relating to Electric Gas or Vapour Lamps or like Apparatus.
DK6466C
(en )
1904-04-05
Device with electric arc lamps with downward directed carbon.
CH17980A
(en )
1899-09-30
Apparatus for checking the lighting conditions at workplaces
DK906C
(en )
1897-01-11
Power supply device for electric Railways with underground Power cord.