Aqua glass telecommunications insulator with a ribbed profile, domed top, and embossed lettering around the base. The embossed patent date reads October 8, 1907.
Aqua Glass Insulator – Patent Oct. 8, 1907
Aqua glass telecommunications insulator with a ribbed profile, domed top, and embossed lettering around the base. The embossed patent date reads October 8, 1907.
- Bidding closes at
- Location
- Spirit Lake, Iowa, United States (US)