NL189787C - Fluorescentielamp. - Google Patents

Fluorescentielamp.

Info

Publication number: NL189787C
Authority: NL; Netherlands
Prior art keywords: fluorescent lamp; fluorescent; lamp
Prior art date: 1979-11-07

Application number

NLAANVRAGE8020421,A

Other languages

English (en)

Other versions

NL189787B (nl

NL8020421A (nl

Original Assignee

Lumalampan Ab

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.)

1979-11-07

Filing date

1980-11-06

Publication date

1993-07-16

1979-11-07 Priority claimed from SE7909213A external-priority patent/SE435332B/sv

1980-11-06 Application filed by Lumalampan Ab filed Critical Lumalampan Ab

1981-10-01 Publication of NL8020421A publication Critical patent/NL8020421A/nl

1993-02-16 Publication of NL189787B publication Critical patent/NL189787B/nl

1993-07-16 Application granted granted Critical

1993-07-16 Publication of NL189787C publication Critical patent/NL189787C/nl

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields

NLAANVRAGE8020421,A 1979-11-07 1980-11-06 Fluorescentielamp. NL189787C (nl)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
SE7909213A SE435332B (sv)	1979-11-07	1979-11-07	Katodenhet for lysror
SE7909213		1979-11-07
SE8000279		1980-11-06
PCT/SE1980/000279 WO1981001344A1 (en)	1979-11-07	1980-11-06	Cathode unit for fluorescent tube

Publications (3)

Publication Number	Publication Date
NL8020421A NL8020421A (nl)	1981-10-01
NL189787B NL189787B (nl)	1993-02-16
NL189787C true NL189787C (nl)	1993-07-16

Family

ID=26657375

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE8020421,A NL189787C (nl)	1979-11-07	1980-11-06	Fluorescentielamp.

Country Status (1)

Country	Link
NL (1)	NL189787C (nl)

1980
- 1980-11-06 NL NLAANVRAGE8020421,A patent/NL189787C/nl not_active IP Right Cessation

Also Published As

Publication number	Publication date
NL189787B (nl)	1993-02-16
NL8020421A (nl)	1981-10-01

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Legal Events

Date	Code	Title	Description
1985-01-01	A85	Still pending on 85-01-01
1987-12-01	BA	A request for search or an international-type search has been filed
1987-12-01	BB	A search report has been drawn up
1988-03-01	BC	A request for examination has been filed
2001-01-02	V4	Lapsed because of reaching the maximum lifetime of a patent	Free format text: 20001106