5" X 4" (127mm X 102mm) - Cross Top
(skirt incuse) Imperial Porcelain Works {Imperial}
Picture courtesy Shaun Kotlarsky |
U-923: USA
5" X 4" (127mm X 102mm) - Cross Top
(skirt incuse) Imperial Porcelain Works {Imperial}
Picture courtesy Shaun Kotlarsky |
U number assignment by Jack Tod.
Return to the National Insulator US Unipart page