1x Mullard EF86 6267 Long Mesh Plates Square Getter - Valvo Label- Blackburn '58

Model: Mullard EF86 6267 (Made in United Kingdom). Date code(s): 9r1 B8 B (9r = EF86 long plates, B = Blackburn,8 = 1958, B = February). This set was tested and certified by RoeTest V11 tester with the following result.

eBay