Title:
無鉛アンバー着色ランプ
Document Type and Number:
Japanese Patent JP5203068
Kind Code:
B2
Abstract:
The invention relates to electric lamps and more particularly to automotive signal lamps. Lead-free, cadmium-free, sulfate-refined glass compositions are described for use in electric lamps, which glass is amber colored and comprises no toxic or forbidden components which could be harmful to the environment such as lead oxide, antimony oxide, selenium or cadmium.
Inventors:
Hubertina Mp Urenelles
Cornelis Ye Funde Ferde
Simon Kronen
Cornelis Ye Funde Ferde
Simon Kronen
Application Number:
JP2008173115A
Publication Date:
June 05, 2013
Filing Date:
July 02, 2008
Export Citation:
Assignee:
Koninklijke Philips Electronics N.V.
International Classes:
C03C4/02; C03C3/078; C03C3/087; C03C3/091; C03C3/095; H01J61/00; H01K1/28; H01K1/32; H01K7/00
Domestic Patent References:
| JP2002104840A | ||||
| JP2002167231A |
Attorney, Agent or Firm:
Susumu Tsugaru
Fueda Shusen
Fueda Shusen