
Specimen, chromium-iron metal to glass seal
- maker:
- Philips Electronics

Specimen chromium-iron metal to glass seal, as used in construction of 'Metalix' x-ray tubes (glass slightly cracked at top), by Philips, England, 1933.
Specimen chromium-iron metal to glass seal, as used in construction of 'Metalix' x-ray tubes (glass slightly cracked at top), by Philips, England, 1933.