Pinched Tip
- Code On Tube
- mC1 D7I
- Country
- Germany
- Factory Code
- D - Valvo, Hamburg
- Getter
- O-Getter Halo
- Getter Support
- One
- Glass Color
- Clear Glass
- Mica
- Double
- Permanentid
- ple5h3u9
- Pin Color
- Silver Pins
- Plate Color
- Matte Gray
- Plate Look
- Ribbed / Scale
- Plate Size
- 17mm
- Tip Shape
- Pinched Tip
- Year
- 1957
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