Patent information:

Patent:Utility 2,481,729
Patented:September 13, 1949
Applied:November 5, 1945
Title:Porcelain Insulator Body
Description:Porcelain clay body with an increased firing range
Assigned to:Lapp Insulator Co., Inc.

Patentee Information:

DEWEY, Benjamin F. Le Roy, NY

Class and subclass information:

Subclass:135CERAMIC COMPOSITIONS Titanate, zirconate, stannate, niobate, or tantalate or oxide of titanium, zirconium, tin, niobium, or tantalum containing (e.g., dielectrics, etc.) Alkaline earth or magnesium containing;

Known specimens:

None known