IT1094149B - ELECTRIC INCANDESCENT LAMP - Google Patents

ELECTRIC INCANDESCENT LAMP

Info

Publication number: IT1094149B
Authority: IT; Italy
Prior art keywords: incandescent lamp; electric incandescent; electric; lamp; incandescent
Prior art date: 1977-04-18

Application number

IT22333/78A

Other languages

Italian (it)

Other versions

IT7822333A0 (en

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.)

1977-04-18

Filing date

1978-04-14

Publication date

1985-07-26

1978-04-14 Application filed by Philips Nv filed Critical Philips Nv

1978-04-14 Publication of IT7822333A0 publication Critical patent/IT7822333A0/en

1985-07-26 Application granted granted Critical

1985-07-26 Publication of IT1094149B publication Critical patent/IT1094149B/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/02—Incandescent bodies
- H01K1/14—Incandescent bodies characterised by the shape

IT22333/78A 1977-04-18 1978-04-14 ELECTRIC INCANDESCENT LAMP IT1094149B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7704182A NL7704182A (en)	1977-04-18	1977-04-18	ELECTRIC LIGHT BULB.

Publications (2)

Publication Number	Publication Date
IT7822333A0 IT7822333A0 (en)	1978-04-14
IT1094149B true IT1094149B (en)	1985-07-26

Family

ID=19828373

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT22333/78A IT1094149B (en)	1977-04-18	1978-04-14	ELECTRIC INCANDESCENT LAMP

Country Status (7)

Country	Link
JP (1)	JPS53129474A (en)
BE (1)	BE866050A (en)
DE (1)	DE2814823A1 (en)
ES (1)	ES468859A1 (en)
FR (1)	FR2388407A1 (en)
IT (1)	IT1094149B (en)
NL (1)	NL7704182A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL7902016A (en) *	1979-03-14	1980-09-16	Philips Nv	ELECTRIC LIGHT BULB.
US4743803A (en) *	1987-05-15	1988-05-10	General Electric Company	General service tungsten-halogen incandescent lamp having improved filament shock resistance
WO2007132749A1 (en) *	2006-05-16	2007-11-22	Panasonic Corporation	Bulb, bulb with reflector, and lighting device
JP2008016206A (en) *	2006-07-03	2008-01-24	Matsushita Electric Ind Co Ltd	Tube, tube with reflector, and lighting device
WO2008004540A1 (en) *	2006-07-03	2008-01-10	Panasonic Corporation	Bulb, bulb with reflector, and illumination device

1977
- 1977-04-18 NL NL7704182A patent/NL7704182A/en not_active Application Discontinuation
1978
- 1978-04-06 DE DE19782814823 patent/DE2814823A1/en active Pending
- 1978-04-14 IT IT22333/78A patent/IT1094149B/en active
- 1978-04-15 JP JP4471878A patent/JPS53129474A/en active Pending
- 1978-04-15 ES ES468859A patent/ES468859A1/en not_active Expired
- 1978-04-17 BE BE186846A patent/BE866050A/en unknown
- 1978-04-18 FR FR7811316A patent/FR2388407A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
BE866050A (en)	1978-10-17
NL7704182A (en)	1978-10-20
ES468859A1 (en)	1978-11-16
FR2388407A1 (en)	1978-11-17
DE2814823A1 (en)	1978-10-19
IT7822333A0 (en)	1978-04-14
JPS53129474A (en)	1978-11-11

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