Incandescent lamp with tubular glass bulb having filamenlt axial-installed inside the bulb
Incandescent lamp with tubular glass bulb having filamenlt axial-installed inside the bulb
- CN 1,284,738 A
- Filed: 06/24/2000
- Published: 02/21/2001
- Est. Priority Date: 06/28/1999
- Status: Abandoned Application