FR412545A
(en )
1910-07-15
Incandescent electric lamp system
CH56938A
(en )
1912-12-02
Socket device for incandescent electric lamps
FR429581A
(en )
1911-09-26
Indicator device for electric incandescent lamps
FR423348A
(en )
1911-04-13
Suspension device for incandescent electric lamps
FR454465A
(en )
1913-07-05
Sockets for incandescent electric lamps
FR479907A
(en )
1916-05-25
Socket for incandescent electric lamps
FR428432A
(en )
1911-08-30
Device for increasing the light output of electric incandescent lamps
FR16034E
(en )
1912-11-05
Device for increasing the light output of electric incandescent lamps
DK13362C
(en )
1910-06-27
Device for electric metal wire lamps with reflector.
FR456366A
(en )
1913-08-25
Switch socket for incandescent electric lamps
CH54215A
(en )
1912-05-01
Socket device
FR437735A
(en )
1912-04-29
Incandescent lamps
FR488154A
(en )
1918-09-10
Key socket for incandescent electric lamps
FR464465A
(en )
1914-03-21
Incandescent electric lamp mounting device
FR416856A
(en )
1910-10-31
Sockets for electric lamps
CH80893A
(en )
1919-04-16
Socket for incandescent electric lamps
FR417909A
(en )
1910-11-25
Device for isolating the bezel from the bases of incandescent electric lamps
FR489505A
(en )
1919-02-14
Lantern arrangement for incandescent electric lamps
FR419182A
(en )
1910-12-28
Insulating material socket for incandescent lamps
CH68249A
(en )
1915-03-01
Device for adjusting the socket on incandescent lamp fittings
CA165409A
(en )
1915-10-12
Device for manipulating electric light bulbs
FR511690A
(en )
1920-12-31
Low voltage incandescent electric light lantern for cinematographs
DK14320C
(en )
1911-03-06
Procedure for the manufacture of electric incandescent lamps.
FR463398A
(en )
1914-02-20
Sockets for electric lamps
GB191109806A
(en )
1911-10-26
Improved Reflectors for Incandescent Electric Lamps.