U-2259: Poland

3 7/8" X 4" (95mm X 98mm)

 

 (dome ink stamp)

{Ćmielów}

 

Picture courtesy Bob Scafe

Ć in a triangle is a trademark of Ćmielów factory since 1920. This insulator was made circa 1930 for low voltage power distribution.  Thanks to Michał Okulicz-Kozar yn for this information.

U number assignment by Bob Berry April 2016.


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