|
2 3/4" X 3" (70mm X 77mm)
(crown incuse) БН / 07
Picture courtesy Bob Berry |
U-1349: Russia
|
2 3/4" X 3" (70mm X 77mm)
(crown incuse) БН / 07
Picture courtesy Bob Berry |
U number assignment from Worldwide Porcelain Insulators 1986 Supplement by Marilyn Albers & Jack Tod.
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