JPS5259973A - Incandescent electric lamp - Google Patents
Incandescent electric lampInfo
- Publication number
- JPS5259973A JPS5259973A JP13652375A JP13652375A JPS5259973A JP S5259973 A JPS5259973 A JP S5259973A JP 13652375 A JP13652375 A JP 13652375A JP 13652375 A JP13652375 A JP 13652375A JP S5259973 A JPS5259973 A JP S5259973A
- Authority
- JP
- Japan
- Prior art keywords
- electric lamp
- incandescent electric
- coating
- thin layer
- transmission rate
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Abstract
PURPOSE: To reduce dazzling rays of an incandescent electric lamp while its light ray transmission rate is highly maintained by coating the inner surface of its transparent bulb with an extremely thin layer of silica powder.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13652375A JPS5259973A (en) | 1975-11-12 | 1975-11-12 | Incandescent electric lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13652375A JPS5259973A (en) | 1975-11-12 | 1975-11-12 | Incandescent electric lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5259973A true JPS5259973A (en) | 1977-05-17 |
Family
ID=15177160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13652375A Pending JPS5259973A (en) | 1975-11-12 | 1975-11-12 | Incandescent electric lamp |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5259973A (en) |
-
1975
- 1975-11-12 JP JP13652375A patent/JPS5259973A/en active Pending
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