AU107504B2
(en )
1939-06-01
Process for the production of high filling gas pressures incandescent lamps and discharge lamps
AU112938A
(en )
1939-06-01
Process for the production of high filling gas pressures incandescent lamps and discharge lamps
ES144085A1
(en )
1938-04-16
A process for the production of high fill gas pressures in electric incandescent and discharge lamps.
CA376996A
(en )
1938-10-11
Gas mixture production
CA372301A
(en )
1938-03-08
Incandescent lamp butt-sealing method
AU106842B2
(en )
Improvements in high pressure mercury vapour electric discharge lamps
IE16094L
(en )
1940-04-30
Operating high pressure discharge lamps
CA368514A
(en )
1937-09-07
Gas compressing process
CA376410A
(en )
1938-09-13
Electrode for discharge lamps
CA486902A
(en )
1952-09-30
Lanterns for high pressure metal vapour lamps
AU106383B2
(en )
1939-01-26
Process forthe manufacture of high pressure lubricants
AU106321B2
(en )
1939-01-19
Improvements in high -pressure mercury vapour electric discharge lamps
AU109031B2
(en )
1939-11-23
An improved method of and means for, manufacturing the flats of christmas crackers
CA385440A
(en )
1939-12-05
Gaseous electric discharge lamp
GB511161A
(en )
1939-08-07
Process for the manufacture of metallic vapour discharge lamps
CA372302A
(en )
1938-03-08
Lamp bulb sealing machine
AU112148B2
(en )
1941-01-09
Improvements in and relating to methods and apparatus for sealing the envelopes of discharge tubes, incandescent electric lamps andthe like
CA376409A
(en )
1938-09-13
Mercury vapour lamp
CA376939A
(en )
1938-10-04
Electric lamp bulb frosting method
CA371089A
(en )
1938-01-11
Gaseous electric discharge lamp device
CA371087A
(en )
1938-01-11
Gaseous electric discharge lamp device
AU19038A
(en )
1939-01-26
Process forthe manufacture of high pressure lubricants
AU114390B2
(en )
1940-06-01
Improvements in or relating to seals particularly suitable for incandescent lamps and discharge tubes
CA377413A
(en )
1938-11-01
High vacuum production
CA371628A
(en )
1938-02-01
High vacuum production