AR209000A1
(en )
1977-03-15
INCANDESCENT HALOGEN LAMP
AT238314B
(en )
1965-02-10
Electric lamp
AR010898A1
(en )
2000-07-12
PROCEDURE FOR MAKING AN INCANDESCENT ELECTRIC LAMP AND INCANDESCENT ELECTRIC LAMP MADE WITH THE PROCEDURE
AT282757B
(en )
1970-07-10
Electric light bulbs for car lights
AT269283B
(en )
1969-03-10
Electric light bulb
AT285733B
(en )
1970-11-10
Electric light bulb
AT248539B
(en )
1966-08-10
Method of making a light bulb
AT272450B
(en )
1969-07-10
Electric incandescent lamp provided with a getter
AR029735A1
(en )
2003-07-10
THE INCANDESCENT HALOGEN MPARA.
AT225292B
(en )
1963-01-10
Motor vehicle headlight lamp
AT222751B
(en )
1962-08-10
Process for the production of incandescent lamp filaments
AR217009A1
(en )
1980-02-15
BALL SHAPED MIRRORED LAMP
AT242235B
(en )
1965-09-10
Lightbulb
AT266995B
(en )
1968-12-10
Electric incandescent lamp and process for making same
AT274960B
(en )
1969-10-10
Vehicle headlights
AT255564B
(en )
1967-07-10
Electric incandescent lamp for projection purposes
AR217195A1
(en )
1980-02-29
ELECTRIC LAMP
AT252386B
(en )
1967-02-27
Gas-filled incandescent lamp
AT244448B
(en )
1966-01-10
Iodine vapor lamp
AT245678B
(en )
1966-03-10
Light source
AT283500B
(en )
1970-08-10
Electric lamp with at least one outer pinch foot
AT125423B
(en )
1931-11-10
Device for electrical lighting.
AT294242B
(en )
1971-11-10
Device for attaching the base to the bulb of incandescent lamps and electric discharge lamps
AT284958B
(en )
1970-10-12
Process for the production of a halogen incandescent lamp with a quartz bulb, in which part of the emitted light is shielded
AT239910B
(en )
1965-05-10
Iodine lamp