JPS52113073A - Electric bulb - Google Patents
Electric bulbInfo
- Publication number
- JPS52113073A JPS52113073A JP2885476A JP2885476A JPS52113073A JP S52113073 A JPS52113073 A JP S52113073A JP 2885476 A JP2885476 A JP 2885476A JP 2885476 A JP2885476 A JP 2885476A JP S52113073 A JPS52113073 A JP S52113073A
- Authority
- JP
- Japan
- Prior art keywords
- light
- electric bulb
- head portion
- bulb
- property
- 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 provide an electric bulb having excellent illumination effects by forming a thin film for improving the light permeability on a head portion of a transparent glass bulb and also providing a light scattering film having both light reflecting property and light transmitting property in directions other than those corresponding to the head portion.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2885476A JPS52113073A (en) | 1976-03-17 | 1976-03-17 | Electric bulb |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2885476A JPS52113073A (en) | 1976-03-17 | 1976-03-17 | Electric bulb |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52113073A true JPS52113073A (en) | 1977-09-21 |
Family
ID=12259957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2885476A Pending JPS52113073A (en) | 1976-03-17 | 1976-03-17 | Electric bulb |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52113073A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59157947A (en) * | 1983-02-25 | 1984-09-07 | 東芝ライテック株式会社 | Bulb |
JPS609051A (en) * | 1983-06-28 | 1985-01-18 | 東芝ライテック株式会社 | Bulb |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4325739Y1 (en) * | 1965-10-26 | 1968-10-28 |
-
1976
- 1976-03-17 JP JP2885476A patent/JPS52113073A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4325739Y1 (en) * | 1965-10-26 | 1968-10-28 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59157947A (en) * | 1983-02-25 | 1984-09-07 | 東芝ライテック株式会社 | Bulb |
JPS609051A (en) * | 1983-06-28 | 1985-01-18 | 東芝ライテック株式会社 | Bulb |
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