Pyrex 171
Basic
Region: North America[[ Insulator ]]
Type: TransmissionMaterial: Glass
Style code: CD-320
Maximum Power: 72kV dry, 45kV wet
Manufacturer: Corning
Production Start: ~1900s
Production End: Late 1920s
Rarity: Rare
Specific Object
Date Made: 1900-1927Specific Object Condition: Excellent
This insulator was made by Corning under the Pyrex brand. It is made out of carnival glass, and is relatively rare. It is deceivingly small, at just under 4 inches tall.
It reads across:
CORNING PYREX TM. REG. U.S. PAT. OFF. MADE IN U.S.A 171