DK48850C - Electric Discharge Lamp. - Google Patents

Electric Discharge Lamp.

Info

Publication number
DK48850C
DK48850C DK48850DA DK48850C DK 48850 C DK48850 C DK 48850C DK 48850D A DK48850D A DK 48850DA DK 48850 C DK48850 C DK 48850C
Authority
DK
Denmark
Prior art keywords
discharge lamp
electric discharge
electric
lamp
discharge
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Philips Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from NL61706A external-priority patent/NL36712C/xx
Priority claimed from DEN34758D external-priority patent/DE597745C/en
Application filed by Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of DK48850C publication Critical patent/DK48850C/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
DK48850D 1932-06-30 1933-05-18 Electric Discharge Lamp. DK48850C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL61706A NL36712C (en) 1932-06-30 1932-06-30
DEN34758D DE597745C (en) 1933-01-17 1933-01-17 Electric discharge tubes with metal vapor filling, in particular for emitting light beams

Publications (1)

Publication Number Publication Date
DK48850C true DK48850C (en) 1934-06-11

Family

ID=33553317

Family Applications (3)

Application Number Title Priority Date Filing Date
DK48606D DK48606C (en) 1932-06-30 1933-05-03 Gaseous electric Arc discharge lamp.
DK48850D DK48850C (en) 1932-06-30 1933-05-18 Electric Discharge Lamp.
DK49527D DK49527C (en) 1932-06-30 1933-06-08 Electric Discharge Pipe.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK48606D DK48606C (en) 1932-06-30 1933-05-03 Gaseous electric Arc discharge lamp.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK49527D DK49527C (en) 1932-06-30 1933-06-08 Electric Discharge Pipe.

Country Status (6)

Country Link
AT (2) AT135172B (en)
CH (3) CH169848A (en)
DE (2) DE632922C (en)
DK (3) DK48606C (en)
FR (2) FR756662A (en)
GB (2) GB410621A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE758003C (en) * 1940-06-08 1953-07-13 Edmund Dr Germer Tubular electric discharge lamp, in particular high or maximum pressure discharge tubes for light and / or ultraviolet radiation

Also Published As

Publication number Publication date
CH170226A (en) 1934-06-30
CH169848A (en) 1934-06-15
DK49527C (en) 1934-11-12
AT136486B (en) 1934-02-10
DK48606C (en) 1934-04-09
DE632920C (en) 1936-07-15
FR756663A (en) 1933-12-13
GB410621A (en) 1934-05-24
DE632922C (en) 1936-07-16
CH171167A (en) 1934-08-15
FR756662A (en) 1933-12-13
AT135172B (en) 1933-10-25
GB411293A (en) 1934-06-07

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