ST-4475: USA
Diameter 9" (228mm)
(incuse) LAPP / 2400 / 1962 "HI-F logo" {Lapp}
Picture courtesy Raven Kotlarsky |
Diameter 9" (228mm)
(incuse) LAPP / 2400 / 1962 "HI-F logo" {Lapp}
Picture courtesy Raven Kotlarsky |
Also reported in this style:
Original ST number assignment by Raven Kotlarsky and Steve Coffman