NL153022B - ELECTRIC LIGHT BULB. - Google Patents

ELECTRIC LIGHT BULB.

Info

Publication number
NL153022B
NL153022B NL707018714A NL7018714A NL153022B NL 153022 B NL153022 B NL 153022B NL 707018714 A NL707018714 A NL 707018714A NL 7018714 A NL7018714 A NL 7018714A NL 153022 B NL153022 B NL 153022B
Authority
NL
Netherlands
Prior art keywords
light bulb
electric light
electric
bulb
light
Prior art date
Application number
NL707018714A
Other languages
Dutch (nl)
Other versions
NL7018714A (en
Original Assignee
Iwasaki Electric Co Ltd
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
Application filed by Iwasaki Electric Co Ltd filed Critical Iwasaki Electric Co Ltd
Publication of NL7018714A publication Critical patent/NL7018714A/xx
Publication of NL153022B publication Critical patent/NL153022B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
NL707018714A 1969-12-29 1970-12-23 ELECTRIC LIGHT BULB. NL153022B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44105138A JPS4816558B1 (en) 1969-12-29 1969-12-29

Publications (2)

Publication Number Publication Date
NL7018714A NL7018714A (en) 1971-07-01
NL153022B true NL153022B (en) 1977-04-15

Family

ID=14399374

Family Applications (1)

Application Number Title Priority Date Filing Date
NL707018714A NL153022B (en) 1969-12-29 1970-12-23 ELECTRIC LIGHT BULB.

Country Status (6)

Country Link
JP (1) JPS4816558B1 (en)
BE (1) BE760847A (en)
CH (1) CH533359A (en)
FR (1) FR2074275A5 (en)
GB (1) GB1337400A (en)
NL (1) NL153022B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5532229Y2 (en) * 1975-06-03 1980-07-31
JPS529258A (en) * 1975-07-10 1977-01-24 Takeyoshi Hara Suspension beam
GB8302494D0 (en) * 1983-01-29 1983-03-02 Emi Plc Thorn Tungsten halogen incandescent lamps
JPH05134422A (en) * 1991-11-12 1993-05-28 Fuji Photo Film Co Ltd Printing plate carrying device

Also Published As

Publication number Publication date
DE2063530A1 (en) 1971-07-22
NL7018714A (en) 1971-07-01
JPS4816558B1 (en) 1973-05-23
FR2074275A5 (en) 1971-10-01
GB1337400A (en) 1973-11-14
BE760847A (en) 1971-05-27
DE2063530B2 (en) 1972-07-27
CH533359A (en) 1973-01-31

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: IWASAKI